All them tests

src/ast-to-string.mjs

@@ -1,16 +1,19 @@
 function nodeToString(node) {
   switch (node.type) {
     case "unitFile":
-      return `${(node.comments || []).map(nodeToString).join('\n')}
+      return [
-${(node.sections || []).map(nodeToString).join('\n')}`;
+        (node.comments || []).map(nodeToString).join('\n'),
+        (node.sections || []).map(nodeToString).join('\n\n'),
+      ]
+        .filter(n => n !== '')
+        .join('\n');
     case "comment":
-      return `# ${comment.value}`;
+      return `# ${node.value}`;
     case "section":
-      const titleComment = ` ${node.titleComment ? nodeToString(node.titleComment) : ''}`;
+      const titleComment = node.titleComment ? ' ' + nodeToString(node.titleComment) : '';
-      return `[${node.title}]${titleComment}
+      return `[${node.title}]${titleComment}\n${(node.body || []).map(nodeToString).join('\n')}`;
-      ${(node.body || []).map(nodeToString).join('\n')}`;
     case "setting":
-      const comment = ` ${node.comment ? nodeToString(node.comment) : ''}`;
+      const comment = node.comment ? ' ' + nodeToString(node.comment) : '';
       return `${node.name}=${node.value}${comment}`;
     default: 
       throw new Error(`Unrecognized node type: ${node.type}`);

src/spec/ast-to-data.mjs

@@ -7,7 +7,7 @@ function runTest(input, expectedOutput) {
   const resultString = JSON.stringify(result);
   if (expectedOutputString !== resultString) {
     console.dir(input, { depth: Infinity });
-    throw new Error(`Mismatching result on testcase:
+    throw new Error(`Mismatching result on ast-to-data testcase:
 =======Result======
 
 ${resultString}
@@ -21,22 +21,22 @@ ${expectedOutputString}\n\n`);
 
 (async () => {
   const cases = await Promise.all([
-    "./parser/basic.mjs",
+    "./from-primitive/basic.mjs",
-    "./parser/comments.mjs",
+    "./from-primitive/comments.mjs",
-    "./parser/comment-only.mjs",
+    "./from-primitive/comment-only.mjs",
-    "./parser/multiline-value.mjs",
+    "./from-primitive/multiline-value.mjs",
-    "./parser/weird-characters.mjs",
+    "./from-primitive/weird-characters.mjs",
-    "./parser/repeated-settings.mjs",
+    "./from-primitive/repeated-settings.mjs",
-    "./parser/real.nix-daemon.mjs",
+    "./from-primitive/real.nix-daemon.mjs",
-    "./parser/real.maia-console@.mjs",
+    "./from-primitive/real.maia-console@.mjs",
     /*
-    "./parser/real.dbus-org.bluez.mjs",
+    "./from-primitive/real.dbus-org.bluez.mjs",
-    "./parser/real.display-manager.mjs",
+    "./from-primitive/real.display-manager.mjs",
-    "./parser/real.systemd-fsck-silent@.mjs",
+    "./from-primitive/real.systemd-fsck-silent@.mjs",
-    "./parser/real.systemd-fsck-silent-root.mjs",
+    "./from-primitive/real.systemd-fsck-silent-root.mjs",
-    "./parser/real.dbus-org.freedesktop.Avahi.mjs",
+    "./from-primitive/real.dbus-org.freedesktop.Avahi.mjs",
-    "./parser/real.dbus-org.freedesktop.ModemManager1.mjs",
+    "./from-primitive/real.dbus-org.freedesktop.ModemManager1.mjs",
-    "./parser/real.dbus-org.freedesktop.nm-dispatcher.mjs",
+    "./from-primitive/real.dbus-org.freedesktop.nm-dispatcher.mjs",
     */
   ].map(file => import(file)));
   const results = cases.forEach(({ ast, data }) => runTest(ast, data));

src/spec/ast-to-data/full-tree.mjs

@@ -1,2 +0,0 @@
-export const input = ;
-export const result = ;

src/spec/ast-to-string.mjs

@@ -0,0 +1,40 @@
+import astToString from "../ast-to-string.mjs";
+
+function runTest(input, expectedString) {
+  const resultString = astToString(input);
+
+  if (resultString !== expectedString) {
+    throw new Error(`mismatching result on ast-to-string testcase:
+
+=======result======
+
+${JSON.stringify(resultString)}
+
+=======expected======
+
+${JSON.stringify(expectedString)}
+
+`);
+  }
+};
+
+(async () => {
+  const cases = await Promise.all([
+    "./to-primitive/basic.mjs",
+    "./to-primitive/comments.mjs",
+    "./to-primitive/comment-only.mjs",
+    "./to-primitive/multiline-value.mjs",
+    "./to-primitive/weird-characters.mjs",
+    "./to-primitive/repeated-settings.mjs",
+    "./to-primitive/real.nix-daemon.mjs",
+    "./to-primitive/real.maia-console@.mjs",
+    "./to-primitive/real.dbus-org.bluez.mjs",
+    "./to-primitive/real.display-manager.mjs",
+    "./to-primitive/real.systemd-fsck-silent@.mjs",
+    "./to-primitive/real.systemd-fsck-silent-root.mjs",
+    "./to-primitive/real.dbus-org.freedesktop.Avahi.mjs",
+    "./to-primitive/real.dbus-org.freedesktop.ModemManager1.mjs",
+    "./to-primitive/real.dbus-org.freedesktop.nm-dispatcher.mjs",
+  ].map(file => import(file)));
+  const results = cases.forEach(({ ast, string }) => runTest(ast, string));
+})();

src/spec/data-to-ast.mjs

@@ -1,13 +1,14 @@
-import astToData from "../data-to-ast.mjs";
+import dataToAst from "../data-to-ast.mjs";
 
 function runTest(input, expectedOutput) {
-  const result = astToData(input);
+  const result = dataToAst(input);
   
   const expectedOutputString = JSON.stringify(expectedOutput);
   const resultString = JSON.stringify(result);
   if (expectedOutputString !== resultString) {
     console.dir(input, { depth: Infinity });
-    throw new Error(`Mismatching result on testcase:
+    throw new Error(`Mismatching result on data-to-ast testcase:
+
 =======Result======
 
 ${resultString}
@@ -21,24 +22,24 @@ ${expectedOutputString}\n\n`);
 
 (async () => {
   const cases = await Promise.all([
-    "./parser/basic.mjs",
+    "./to-primitive/basic.mjs",
-    "./parser/comments.mjs",
+    // "./to-primitive/comments.mjs",
-    "./parser/comment-only.mjs",
+    // "./to-primitive/comment-only.mjs",
-    "./parser/multiline-value.mjs",
+    "./to-primitive/multiline-value.mjs",
-    "./parser/weird-characters.mjs",
+    "./to-primitive/weird-characters.mjs",
-    "./parser/repeated-settings.mjs",
+    "./to-primitive/repeated-settings.mjs",
-    "./parser/real.nix-daemon.mjs",
+    "./to-primitive/real.nix-daemon.mjs",
-    "./parser/real.maia-console@.mjs",
+    "./to-primitive/real.maia-console@.mjs",
     /*
-    "./parser/real.dbus-org.bluez.mjs",
+    "./to-primitive/real.dbus-org.bluez.mjs",
-    "./parser/real.display-manager.mjs",
+    "./to-primitive/real.display-manager.mjs",
-    "./parser/real.systemd-fsck-silent@.mjs",
+    "./to-primitive/real.systemd-fsck-silent@.mjs",
-    "./parser/real.systemd-fsck-silent-root.mjs",
+    "./to-primitive/real.systemd-fsck-silent-root.mjs",
-    "./parser/real.dbus-org.freedesktop.Avahi.mjs",
+    "./to-primitive/real.dbus-org.freedesktop.Avahi.mjs",
-    "./parser/real.dbus-org.freedesktop.ModemManager1.mjs",
+    "./to-primitive/real.dbus-org.freedesktop.ModemManager1.mjs",
-    "./parser/real.dbus-org.freedesktop.nm-dispatcher.mjs",
+    "./to-primitive/real.dbus-org.freedesktop.nm-dispatcher.mjs",
     */
   ].map(file => import(file)));
-  const results = cases.forEach(({ ast, data }) => runTest(ast, data));
+  const results = cases.forEach(({ data, ast }) => runTest(data, ast));
 })();
 

src/spec/string-to-ast.mjs

@@ -6,7 +6,7 @@ function runTest(input, result) {
   const resultString = JSON.stringify(ast, null, 2);
   const expectedString = JSON.stringify(result, null, 2);
   if (resultString !== expectedString) {
-    throw new Error(`mismatching result on testcase:
+    throw new Error(`mismatching result on string-to-ast testcase:
 ${input}
 
 =======result======
@@ -23,21 +23,21 @@ ${expectedString}
 
 (async () => {
   const cases = await Promise.all([
-    "./parser/basic.mjs",
+    "./from-primitive/basic.mjs",
-    "./parser/comments.mjs",
+    "./from-primitive/comments.mjs",
-    "./parser/comment-only.mjs",
+    "./from-primitive/comment-only.mjs",
-    "./parser/multiline-value.mjs",
+    "./from-primitive/multiline-value.mjs",
-    "./parser/weird-characters.mjs",
+    "./from-primitive/weird-characters.mjs",
-    "./parser/repeated-settings.mjs",
+    "./from-primitive/repeated-settings.mjs",
-    "./parser/real.nix-daemon.mjs",
+    "./from-primitive/real.nix-daemon.mjs",
-    "./parser/real.maia-console@.mjs",
+    "./from-primitive/real.maia-console@.mjs",
-    "./parser/real.dbus-org.bluez.mjs",
+    "./from-primitive/real.dbus-org.bluez.mjs",
-    "./parser/real.display-manager.mjs",
+    "./from-primitive/real.display-manager.mjs",
-    "./parser/real.systemd-fsck-silent@.mjs",
+    "./from-primitive/real.systemd-fsck-silent@.mjs",
-    "./parser/real.systemd-fsck-silent-root.mjs",
+    "./from-primitive/real.systemd-fsck-silent-root.mjs",
-    "./parser/real.dbus-org.freedesktop.Avahi.mjs",
+    "./from-primitive/real.dbus-org.freedesktop.Avahi.mjs",
-    "./parser/real.dbus-org.freedesktop.ModemManager1.mjs",
+    "./from-primitive/real.dbus-org.freedesktop.ModemManager1.mjs",
-    "./parser/real.dbus-org.freedesktop.nm-dispatcher.mjs",
+    "./from-primitive/real.dbus-org.freedesktop.nm-dispatcher.mjs",
   ].map(file => import(file)));
   const results = cases.forEach(({ string, ast }) => runTest(string, ast));
 })();

src/spec/to-primitive/basic.mjs

@@ -1,11 +1,13 @@
-export const input = {
+export const string = `[Unit]
+Description=Idle manager for Wayland`;
+
+export const ast = {
   type: 'unitFile',
   comments: [],
   sections: [
     {
       type: 'section',
       title: 'Unit',
-      titleComment: undefined,
       body: [
         {
           type: 'setting',
@@ -17,7 +19,7 @@ export const input = {
   ]
 };
 
-export const output = [
+export const data = [
   {
     title: 'Unit',
     settings: {

src/spec/to-primitive/comment-only.mjs

@@ -0,0 +1,9 @@
+export const string = `# Start of file comment`;
+
+export const ast = {
+  type: 'unitFile',
+  comments: [ { type: 'comment', value: 'Start of file comment' } ],
+  sections: [],
+};
+
+export const data = [];

src/spec/to-primitive/comments.mjs

@@ -0,0 +1,65 @@
+export const string = `[Unit] # Heading comment
+Description=Idle manager for Wayland # End of value comment
+# Inline comment
+ExecStart=echo\
+  "some string" # End of value comment
+Alias=asdf # Comment Without spaces
+
+[Install]
+# Comment only in this body`;
+
+export const ast = {
+  type: 'unitFile',
+  comments: [],
+  sections: [
+    {
+      type: 'section',
+      title: 'Unit',
+      titleComment: { type: 'comment', value: 'Heading comment' },
+      body: [
+        {
+          type: 'setting',
+          name: 'Description',
+          value: 'Idle manager for Wayland',
+          comment: { type: 'comment', value: 'End of value comment' }
+        },
+        { type: 'comment', value: 'Inline comment' },
+        {
+          type: 'setting',
+          name: 'ExecStart',
+          value: 'echo  "some string"',
+          comment: { type: 'comment', value: 'End of value comment' }
+        },
+        {
+          type: 'setting',
+          name: 'Alias',
+          value: 'asdf',
+          comment: { type: 'comment', value: 'Comment Without spaces' }
+        }
+      ]
+    },
+    {
+      type: 'section',
+      title: 'Install',
+      titleComment: undefined,
+      body: [
+        { type: 'comment', value: 'Comment only in this body' },
+      ]
+    }
+  ]
+};
+
+export const data = [
+  {
+    title: 'Unit',
+    settings: {
+      Description: 'Idle manager for Wayland',
+      ExecStart: 'echo  "some string"',
+      Alias: 'asdf',
+    },
+  },
+  {
+    title: 'Install',
+    settings: {},
+  }
+];

src/spec/to-primitive/multiline-value.mjs

@@ -0,0 +1,57 @@
+export const string = `[Service]
+ExecStart=/usr/bin/swayidle -w \\
+          timeout 600 'swaylock-bg' \\
+          timeout 900 'swaymsg "output * dpms off"' \\
+               resume 'swaymsg "output * dpms on"' \\
+          after-resume 'swaylock-bg'
+ExecStop=/usr/bin/swayidle -w \\
+          after-resume 'swaylock-bg'
+ExecPause=/usr/bin/swayidle -w \\
+          after-resume 'swaylock-bg'`;
+
+export const ast = {
+  type: 'unitFile',
+  comments: [],
+  sections: [
+    {
+      type: 'section',
+      title: 'Service',
+      body: [
+        {
+          type: 'setting',
+          name: 'ExecStart',
+          value: '/usr/bin/swayidle -w \\\n' +
+            "          timeout 600 'swaylock-bg' \\\n" +
+            `          timeout 900 'swaymsg "output * dpms off"' \\\n` +
+            `               resume 'swaymsg "output * dpms on"' \\\n` +
+            "          after-resume 'swaylock-bg'",
+        },
+        {
+          type: 'setting',
+          name: 'ExecStop',
+          value: "/usr/bin/swayidle -w \\\n          after-resume 'swaylock-bg'",
+        },
+        {
+          type: 'setting',
+          name: 'ExecPause',
+          value: "/usr/bin/swayidle -w \\\n          after-resume 'swaylock-bg'",
+        }
+      ]
+    }
+  ]
+};
+
+export const data = [
+  {
+    title: 'Service',
+    settings: {
+      ExecStart: '/usr/bin/swayidle -w \\\n' +
+            "          timeout 600 'swaylock-bg' \\\n" +
+            `          timeout 900 'swaymsg "output * dpms off"' \\\n` +
+            `               resume 'swaymsg "output * dpms on"' \\\n` +
+            "          after-resume 'swaylock-bg'",
+      ExecStop: "/usr/bin/swayidle -w \\\n          after-resume 'swaylock-bg'",
+      ExecPause: "/usr/bin/swayidle -w \\\n          after-resume 'swaylock-bg'",
+    },
+  },
+];

src/spec/to-primitive/real.dbus-org.bluez.mjs

@@ -0,0 +1,108 @@
+export const string = `[Unit]
+Description=Bluetooth service
+Documentation=man:bluetoothd(8)
+ConditionPathIsDirectory=/sys/class/bluetooth
+
+[Service]
+Type=dbus
+BusName=org.bluez
+ExecStart=/usr/lib/bluetooth/bluetoothd
+NotifyAccess=main
+CapabilityBoundingSet=CAP_NET_ADMIN CAP_NET_BIND_SERVICE
+LimitNPROC=1
+ProtectHome=true
+ProtectSystem=full
+
+[Install]
+WantedBy=bluetooth.target
+Alias=dbus-org.bluez.service`;
+
+export const ast = {
+  "type": "unitFile",
+  "comments": [],
+  "sections": [
+    {
+      "type": "section",
+      "title": "Unit",
+      "body": [
+        {
+          "type": "setting",
+          "name": "Description",
+          "value": "Bluetooth service"
+        },
+        {
+          "type": "setting",
+          "name": "Documentation",
+          "value": "man:bluetoothd(8)"
+        },
+        {
+          "type": "setting",
+          "name": "ConditionPathIsDirectory",
+          "value": "/sys/class/bluetooth"
+        }
+      ]
+    },
+    {
+      "type": "section",
+      "title": "Service",
+      "body": [
+        {
+          "type": "setting",
+          "name": "Type",
+          "value": "dbus"
+        },
+        {
+          "type": "setting",
+          "name": "BusName",
+          "value": "org.bluez"
+        },
+        {
+          "type": "setting",
+          "name": "ExecStart",
+          "value": "/usr/lib/bluetooth/bluetoothd"
+        },
+        {
+          "type": "setting",
+          "name": "NotifyAccess",
+          "value": "main"
+        },
+        {
+          "type": "setting",
+          "name": "CapabilityBoundingSet",
+          "value": "CAP_NET_ADMIN CAP_NET_BIND_SERVICE"
+        },
+        {
+          "type": "setting",
+          "name": "LimitNPROC",
+          "value": "1"
+        },
+        {
+          "type": "setting",
+          "name": "ProtectHome",
+          "value": "true"
+        },
+        {
+          "type": "setting",
+          "name": "ProtectSystem",
+          "value": "full"
+        }
+      ]
+    },
+    {
+      "type": "section",
+      "title": "Install",
+      "body": [
+        {
+          "type": "setting",
+          "name": "WantedBy",
+          "value": "bluetooth.target"
+        },
+        {
+          "type": "setting",
+          "name": "Alias",
+          "value": "dbus-org.bluez.service"
+        }
+      ]
+    }
+  ]
+};

src/spec/to-primitive/real.dbus-org.freedesktop.Avahi.mjs

@@ -0,0 +1,90 @@
+export const string = `[Unit]
+Description=Avahi mDNS/DNS-SD Stack
+Requires=avahi-daemon.socket
+
+[Service]
+Type=dbus
+BusName=org.freedesktop.Avahi
+ExecStart=/usr/bin/avahi-daemon -s
+ExecReload=/usr/bin/avahi-daemon -r
+NotifyAccess=main
+
+[Install]
+WantedBy=multi-user.target
+Also=avahi-daemon.socket
+Alias=dbus-org.freedesktop.Avahi.service`
+
+export const ast = {
+  "type": "unitFile",
+  "comments": [],
+  "sections": [
+    {
+      "type": "section",
+      "title": "Unit",
+      "body": [
+        {
+          "type": "setting",
+          "name": "Description",
+          "value": "Avahi mDNS/DNS-SD Stack"
+        },
+        {
+          "type": "setting",
+          "name": "Requires",
+          "value": "avahi-daemon.socket"
+        }
+      ]
+    },
+    {
+      "type": "section",
+      "title": "Service",
+      "body": [
+        {
+          "type": "setting",
+          "name": "Type",
+          "value": "dbus"
+        },
+        {
+          "type": "setting",
+          "name": "BusName",
+          "value": "org.freedesktop.Avahi"
+        },
+        {
+          "type": "setting",
+          "name": "ExecStart",
+          "value": "/usr/bin/avahi-daemon -s"
+        },
+        {
+          "type": "setting",
+          "name": "ExecReload",
+          "value": "/usr/bin/avahi-daemon -r"
+        },
+        {
+          "type": "setting",
+          "name": "NotifyAccess",
+          "value": "main"
+        }
+      ]
+    },
+    {
+      "type": "section",
+      "title": "Install",
+      "body": [
+        {
+          "type": "setting",
+          "name": "WantedBy",
+          "value": "multi-user.target"
+        },
+        {
+          "type": "setting",
+          "name": "Also",
+          "value": "avahi-daemon.socket"
+        },
+        {
+          "type": "setting",
+          "name": "Alias",
+          "value": "dbus-org.freedesktop.Avahi.service"
+        }
+      ]
+    }
+  ]
+};

src/spec/to-primitive/real.dbus-org.freedesktop.ModemManager1.mjs

@@ -0,0 +1,132 @@
+export const string = `[Unit]
+Description=Modem Manager
+After=polkit.service
+Requires=polkit.service
+
+[Service]
+Type=dbus
+BusName=org.freedesktop.ModemManager1
+ExecStart=/usr/bin/ModemManager
+StandardError=null
+Restart=on-abort
+CapabilityBoundingSet=CAP_SYS_ADMIN
+ProtectSystem=true
+ProtectHome=true
+PrivateTmp=true
+RestrictAddressFamilies=AF_NETLINK AF_UNIX
+NoNewPrivileges=true
+User=root
+
+[Install]
+WantedBy=multi-user.target
+Alias=dbus-org.freedesktop.ModemManager1.service`;
+
+export const ast = {
+  "type": "unitFile",
+  "comments": [],
+  "sections": [
+    {
+      "type": "section",
+      "title": "Unit",
+      "body": [
+        {
+          "type": "setting",
+          "name": "Description",
+          "value": "Modem Manager"
+        },
+        {
+          "type": "setting",
+          "name": "After",
+          "value": "polkit.service"
+        },
+        {
+          "type": "setting",
+          "name": "Requires",
+          "value": "polkit.service"
+        }
+      ]
+    },
+    {
+      "type": "section",
+      "title": "Service",
+      "body": [
+        {
+          "type": "setting",
+          "name": "Type",
+          "value": "dbus"
+        },
+        {
+          "type": "setting",
+          "name": "BusName",
+          "value": "org.freedesktop.ModemManager1"
+        },
+        {
+          "type": "setting",
+          "name": "ExecStart",
+          "value": "/usr/bin/ModemManager"
+        },
+        {
+          "type": "setting",
+          "name": "StandardError",
+          "value": "null"
+        },
+        {
+          "type": "setting",
+          "name": "Restart",
+          "value": "on-abort"
+        },
+        {
+          "type": "setting",
+          "name": "CapabilityBoundingSet",
+          "value": "CAP_SYS_ADMIN"
+        },
+        {
+          "type": "setting",
+          "name": "ProtectSystem",
+          "value": "true"
+        },
+        {
+          "type": "setting",
+          "name": "ProtectHome",
+          "value": "true"
+        },
+        {
+          "type": "setting",
+          "name": "PrivateTmp",
+          "value": "true"
+        },
+        {
+          "type": "setting",
+          "name": "RestrictAddressFamilies",
+          "value": "AF_NETLINK AF_UNIX"
+        },
+        {
+          "type": "setting",
+          "name": "NoNewPrivileges",
+          "value": "true"
+        },
+        {
+          "type": "setting",
+          "name": "User",
+          "value": "root"
+        }
+      ]
+    },
+    {
+      "type": "section",
+      "title": "Install",
+      "body": [
+        {
+          "type": "setting",
+          "name": "WantedBy",
+          "value": "multi-user.target"
+        },
+        {
+          "type": "setting",
+          "name": "Alias",
+          "value": "dbus-org.freedesktop.ModemManager1.service"
+        }
+      ]
+    }
+  ]
+};

src/spec/to-primitive/real.dbus-org.freedesktop.nm-dispatcher.mjs

@@ -0,0 +1,66 @@
+export const string = `[Unit]
+Description=Network Manager Script Dispatcher Service
+
+[Service]
+Type=dbus
+BusName=org.freedesktop.nm_dispatcher
+ExecStart=/usr/lib/nm-dispatcher
+KillMode=process
+
+[Install]
+Alias=dbus-org.freedesktop.nm-dispatcher.service`;
+
+export const ast = {
+  "type": "unitFile",
+  "comments": [],
+  "sections": [
+    {
+      "type": "section",
+      "title": "Unit",
+      "body": [
+        {
+          "type": "setting",
+          "name": "Description",
+          "value": "Network Manager Script Dispatcher Service"
+        }
+      ]
+    },
+    {
+      "type": "section",
+      "title": "Service",
+      "body": [
+        {
+          "type": "setting",
+          "name": "Type",
+          "value": "dbus"
+        },
+        {
+          "type": "setting",
+          "name": "BusName",
+          "value": "org.freedesktop.nm_dispatcher"
+        },
+        {
+          "type": "setting",
+          "name": "ExecStart",
+          "value": "/usr/lib/nm-dispatcher"
+        },
+        {
+          "type": "setting",
+          "name": "KillMode",
+          "value": "process"
+        }
+      ]
+    },
+    {
+      "type": "section",
+      "title": "Install",
+      "body": [
+        {
+          "type": "setting",
+          "name": "Alias",
+          "value": "dbus-org.freedesktop.nm-dispatcher.service"
+        }
+      ]
+    }
+  ]
+};

src/spec/to-primitive/real.display-manager.mjs

@@ -0,0 +1,90 @@
+export const string = `[Unit]
+Description=TUI display manager
+After=systemd-user-sessions.service plymouth-quit-wait.service
+After=getty@tty2.service
+
+[Service]
+Type=idle
+ExecStart=/usr/bin/ly
+StandardInput=tty
+TTYPath=/dev/tty2
+TTYReset=yes
+TTYVHangup=yes
+
+[Install]
+Alias=display-manager.service`;
+
+export const ast = {
+  "type": "unitFile",
+  "comments": [],
+  "sections": [
+    {
+      "type": "section",
+      "title": "Unit",
+      "body": [
+        {
+          "type": "setting",
+          "name": "Description",
+          "value": "TUI display manager"
+        },
+        {
+          "type": "setting",
+          "name": "After",
+          "value": "systemd-user-sessions.service plymouth-quit-wait.service"
+        },
+        {
+          "type": "setting",
+          "name": "After",
+          "value": "getty@tty2.service"
+        }
+      ]
+    },
+    {
+      "type": "section",
+      "title": "Service",
+      "body": [
+        {
+          "type": "setting",
+          "name": "Type",
+          "value": "idle"
+        },
+        {
+          "type": "setting",
+          "name": "ExecStart",
+          "value": "/usr/bin/ly"
+        },
+        {
+          "type": "setting",
+          "name": "StandardInput",
+          "value": "tty"
+        },
+        {
+          "type": "setting",
+          "name": "TTYPath",
+          "value": "/dev/tty2"
+        },
+        {
+          "type": "setting",
+          "name": "TTYReset",
+          "value": "yes"
+        },
+        {
+          "type": "setting",
+          "name": "TTYVHangup",
+          "value": "yes"
+        }
+      ]
+    },
+    {
+      "type": "section",
+      "title": "Install",
+      "body": [
+        {
+          "type": "setting",
+          "name": "Alias",
+          "value": "display-manager.service"
+        }
+      ]
+    }
+  ]
+};

src/spec/to-primitive/real.maia-console@.mjs

@@ -0,0 +1,104 @@
+export const string = `[Unit]
+Description=maia color scheme for the console
+After=getty@%i.service
+
+[Service]
+Type=oneshot
+ExecStart=/usr/bin/maia-console
+StandardOutput=tty
+TTYPath=/dev/%i
+TTYVTDisallocate=yes
+
+[Install]
+WantedBy=getty@%i.service`;
+
+export const ast = {
+  "type": "unitFile",
+  "comments": [],
+  "sections": [
+    {
+      "type": "section",
+      "title": "Unit",
+      "body": [
+        {
+          "type": "setting",
+          "name": "Description",
+          "value": "maia color scheme for the console"
+        },
+        {
+          "type": "setting",
+          "name": "After",
+          "value": "getty@%i.service"
+        }
+      ]
+    },
+    {
+      "type": "section",
+      "title": "Service",
+      "body": [
+        {
+          "type": "setting",
+          "name": "Type",
+          "value": "oneshot"
+        },
+        {
+          "type": "setting",
+          "name": "ExecStart",
+          "value": "/usr/bin/maia-console"
+        },
+        {
+          "type": "setting",
+          "name": "StandardOutput",
+          "value": "tty"
+        },
+        {
+          "type": "setting",
+          "name": "TTYPath",
+          "value": "/dev/%i"
+        },
+        {
+          "type": "setting",
+          "name": "TTYVTDisallocate",
+          "value": "yes"
+        }
+      ]
+    },
+    {
+      "type": "section",
+      "title": "Install",
+      "body": [
+        {
+          "type": "setting",
+          "name": "WantedBy",
+          "value": "getty@%i.service"
+        }
+      ]
+    }
+  ]
+};
+
+export const data = [
+  {
+    title: 'Unit',
+    settings: {
+      Description: 'maia color scheme for the console',
+      After: 'getty@%i.service',
+    },
+  },
+  {
+    title: 'Service',
+    settings: {
+      Type: 'oneshot',
+      ExecStart: '/usr/bin/maia-console',
+      StandardOutput: 'tty',
+      TTYPath: '/dev/%i',
+      TTYVTDisallocate: 'yes',
+    },
+  },
+  {
+    title: 'Install',
+    settings: {
+      WantedBy: 'getty@%i.service',
+    },
+  },
+];

src/spec/to-primitive/real.nix-daemon.mjs

@@ -0,0 +1,99 @@
+export const string = `[Unit]
+Description=Nix Daemon
+RequiresMountsFor=/nix/store
+RequiresMountsFor=/nix/var
+ConditionPathIsReadWrite=/nix/var/nix/daemon-socket
+
+[Service]
+ExecStart=@/nix/store/fwak7l5jjl0py4wldsqjbv7p7rdzql0b-nix-2.3.9/bin/nix-daemon nix-daemon --daemon
+KillMode=process
+
+[Install]
+WantedBy=multi-user.target`;
+
+export const ast = {
+  "type": "unitFile",
+  "comments": [],
+  "sections": [
+    {
+      "type": "section",
+      "title": "Unit",
+      "body": [
+        {
+          "type": "setting",
+          "name": "Description",
+          "value": "Nix Daemon"
+        },
+        {
+          "type": "setting",
+          "name": "RequiresMountsFor",
+          "value": "/nix/store"
+        },
+        {
+          "type": "setting",
+          "name": "RequiresMountsFor",
+          "value": "/nix/var"
+        },
+        {
+          "type": "setting",
+          "name": "ConditionPathIsReadWrite",
+          "value": "/nix/var/nix/daemon-socket"
+        }
+      ]
+    },
+    {
+      "type": "section",
+      "title": "Service",
+      "body": [
+        {
+          "type": "setting",
+          "name": "ExecStart",
+          "value": "@/nix/store/fwak7l5jjl0py4wldsqjbv7p7rdzql0b-nix-2.3.9/bin/nix-daemon nix-daemon --daemon"
+        },
+        {
+          "type": "setting",
+          "name": "KillMode",
+          "value": "process"
+        }
+      ]
+    },
+    {
+      "type": "section",
+      "title": "Install",
+      "body": [
+        {
+          "type": "setting",
+          "name": "WantedBy",
+          "value": "multi-user.target"
+        }
+      ]
+    }
+  ]
+};
+
+export const data = [
+  {
+    title: 'Unit',
+    settings: {
+      Description: 'Nix Daemon',
+      RequiresMountsFor: [
+        '/nix/store',
+        '/nix/var',
+      ],
+      ConditionPathIsReadWrite: '/nix/var/nix/daemon-socket',
+    },
+  },
+  {
+    title: 'Service',
+    settings: {
+      ExecStart: '@/nix/store/fwak7l5jjl0py4wldsqjbv7p7rdzql0b-nix-2.3.9/bin/nix-daemon nix-daemon --daemon',
+      KillMode: 'process',
+    },
+  },
+  {
+    title: 'Install',
+    settings: {
+      WantedBy: 'multi-user.target',
+    },
+  },
+];

src/spec/to-primitive/real.systemd-fsck-silent-root.mjs

@@ -0,0 +1,88 @@
+export const string = `[Unit]
+Description=File System Check on Root Device
+Documentation=man:systemd-fsck-root.service(8)
+DefaultDependencies=no
+Before=local-fs.target shutdown.target
+ConditionPathIsReadWrite=!/
+
+[Service]
+Type=oneshot
+RemainAfterExit=yes
+ExecStart=/usr/lib/systemd/systemd-fsck
+StandardOutput=null
+StandardError=journal+console
+TimeoutSec=0`;
+
+export const ast = {
+  "type": "unitFile",
+  "comments": [],
+  "sections": [
+    {
+      "type": "section",
+      "title": "Unit",
+      "body": [
+        {
+          "type": "setting",
+          "name": "Description",
+          "value": "File System Check on Root Device"
+        },
+        {
+          "type": "setting",
+          "name": "Documentation",
+          "value": "man:systemd-fsck-root.service(8)"
+        },
+        {
+          "type": "setting",
+          "name": "DefaultDependencies",
+          "value": "no"
+        },
+        {
+          "type": "setting",
+          "name": "Before",
+          "value": "local-fs.target shutdown.target"
+        },
+        {
+          "type": "setting",
+          "name": "ConditionPathIsReadWrite",
+          "value": "!/"
+        }
+      ]
+    },
+    {
+      "type": "section",
+      "title": "Service",
+      "body": [
+        {
+          "type": "setting",
+          "name": "Type",
+          "value": "oneshot"
+        },
+        {
+          "type": "setting",
+          "name": "RemainAfterExit",
+          "value": "yes"
+        },
+        {
+          "type": "setting",
+          "name": "ExecStart",
+          "value": "/usr/lib/systemd/systemd-fsck"
+        },
+        {
+          "type": "setting",
+          "name": "StandardOutput",
+          "value": "null"
+        },
+        {
+          "type": "setting",
+          "name": "StandardError",
+          "value": "journal+console"
+        },
+        {
+          "type": "setting",
+          "name": "TimeoutSec",
+          "value": "0"
+        }
+      ]
+    }
+  ]
+};

src/spec/to-primitive/real.systemd-fsck-silent@.mjs

@@ -0,0 +1,94 @@
+export const string = `[Unit]
+Description=File System Check on %f
+Documentation=man:systemd-fsck@.service(8)
+DefaultDependencies=no
+BindsTo=%i.device
+After=%i.device systemd-fsck-silent-root.service local-fs-pre.target
+Before=systemd-quotacheck.service shutdown.target
+
+[Service]
+Type=oneshot
+RemainAfterExit=yes
+ExecStart=/usr/lib/systemd/systemd-fsck
+StandardOutput=null
+StandardError=journal+console
+TimeoutSec=0`;
+
+export const ast = {
+  "type": "unitFile",
+  "comments": [],
+  "sections": [
+    {
+      "type": "section",
+      "title": "Unit",
+      "body": [
+        {
+          "type": "setting",
+          "name": "Description",
+          "value": "File System Check on %f"
+        },
+        {
+          "type": "setting",
+          "name": "Documentation",
+          "value": "man:systemd-fsck@.service(8)"
+        },
+        {
+          "type": "setting",
+          "name": "DefaultDependencies",
+          "value": "no"
+        },
+        {
+          "type": "setting",
+          "name": "BindsTo",
+          "value": "%i.device"
+        },
+        {
+          "type": "setting",
+          "name": "After",
+          "value": "%i.device systemd-fsck-silent-root.service local-fs-pre.target"
+        },
+        {
+          "type": "setting",
+          "name": "Before",
+          "value": "systemd-quotacheck.service shutdown.target"
+        }
+      ]
+    },
+    {
+      "type": "section",
+      "title": "Service",
+      "body": [
+        {
+          "type": "setting",
+          "name": "Type",
+          "value": "oneshot"
+        },
+        {
+          "type": "setting",
+          "name": "RemainAfterExit",
+          "value": "yes"
+        },
+        {
+          "type": "setting",
+          "name": "ExecStart",
+          "value": "/usr/lib/systemd/systemd-fsck"
+        },
+        {
+          "type": "setting",
+          "name": "StandardOutput",
+          "value": "null"
+        },
+        {
+          "type": "setting",
+          "name": "StandardError",
+          "value": "journal+console"
+        },
+        {
+          "type": "setting",
+          "name": "TimeoutSec",
+          "value": "0"
+        }
+      ]
+    }
+  ]
+};

src/spec/to-primitive/repeated-settings.mjs

@@ -0,0 +1,45 @@
+export const string = `[Install]
+After=something.service
+After=something-else.service
+After=something-different.service`;
+
+export const ast = {
+  type: 'unitFile',
+  comments: [],
+  sections: [
+    {
+      type: 'section',
+      title: 'Install',
+      body: [
+        {
+          type: 'setting',
+          name: 'After',
+          value: 'something.service',
+        },
+        {
+          type: 'setting',
+          name: 'After',
+          value: 'something-else.service',
+        },
+        {
+          type: 'setting',
+          name: 'After',
+          value: 'something-different.service',
+        }
+      ]
+    }
+  ]
+};
+
+export const data = [
+  {
+    title: 'Install',
+    settings: {
+      After: [
+        'something.service',
+        'something-else.service',
+        'something-different.service',
+      ],
+    },
+  }
+];

src/spec/to-primitive/weird-characters.mjs

@@ -0,0 +1,29 @@
+export const string = `[Install]
+Description=Test description(1) https://something/? \\#`;
+
+export const ast = {
+  type: 'unitFile',
+  comments: [],
+  sections: [
+    {
+      type: 'section',
+      title: 'Install',
+      body: [
+        {
+          type: 'setting',
+          name: 'Description',
+          value: 'Test description(1) https://something/? \\#',
+        }
+      ]
+    }
+  ]
+};
+
+export const data = [
+  {
+    title: 'Install',
+    settings: {
+      Description: 'Test description(1) https://something/? \\#',
+    },
+  }
+];