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feat(core): replace instruction checkpoints with value-delta sync (#36254)

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Kit Langton 2026-07-10 13:26:25 -04:00 • committed by GitHub
commit 96a9731947
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35
packages/core/src/instructions/builtins.ts
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@ -15,29 +15,34 @@ const layer = Layer.effect(
Service,
Effect.gen(function* () {
const location = yield* Location.Service
const environment = [
"<env>",
` Working directory: ${location.directory}`,
` Workspace root folder: ${location.project.directory}`,
` Is directory a git repo: ${location.vcs?.type === "git" ? "yes" : "no"}`,
` Platform: ${process.platform}`,
"</env>",
].join("\n")
const instructions = Instructions.combine([
Instructions.make({
key: Instructions.Key.make("core/environment"),
codec: Schema.toCodecJson(Schema.String),
load: Effect.succeed(environment),
baseline: (environment) =>
["Here is some useful information about the environment you are running in:", environment].join("\n"),
update: (_previous, environment) => ["The environment you are running in is now:", environment].join("\n"),
read: Effect.sync(() =>
[
"<env>",
` Working directory: ${location.directory}`,
` Workspace root folder: ${location.project.directory}`,
` Is directory a git repo: ${location.vcs?.type === "git" ? "yes" : "no"}`,
` Platform: ${process.platform}`,
"</env>",
].join("\n"),
),
render: {
initial: (environment) =>
["Here is some useful information about the environment you are running in:", environment].join("\n"),
changed: (_previous, environment) => ["The environment you are running in is now:", environment].join("\n"),
},
}),
Instructions.make({
key: Instructions.Key.make("core/date"),
codec: Schema.toCodecJson(Schema.String),
load: DateTime.nowAsDate.pipe(Effect.map((date) => date.toDateString())),
baseline: (date) => `Today's date: ${date}`,
update: (_previous, date) => `Today's date is now: ${date}`,
read: DateTime.nowAsDate.pipe(Effect.map((date) => date.toDateString())),
render: {
initial: (date) => `Today's date: ${date}`,
changed: (_previous, date) => `Today's date is now: ${date}`,
},
}),
])