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PreferenceStore Class — astro Architecture

Architecture documentation for the PreferenceStore class in store.ts from the astro codebase.

Class typescript CoreAstro

Entity Profile

Dependency Diagram

graph TD
  545e9f22_8ccd_6843_90f2_ff38e9751de3["PreferenceStore"]
  69ae2ed7_e083_0f3f_9bf3_4eaec5462411["store.ts"]
  545e9f22_8ccd_6843_90f2_ff38e9751de3 -->|defined in| 69ae2ed7_e083_0f3f_9bf3_4eaec5462411
  7774f287_66c7_fcc3_18ef_6242ee5e7cec["constructor()"]
  545e9f22_8ccd_6843_90f2_ff38e9751de3 -->|method| 7774f287_66c7_fcc3_18ef_6242ee5e7cec
  d894cc72_af05_8a28_ccd1_f0e9c968d4a1["store()"]
  545e9f22_8ccd_6843_90f2_ff38e9751de3 -->|method| d894cc72_af05_8a28_ccd1_f0e9c968d4a1
  1778b2ce_672d_cdaf_e4ff_ce16ef0a36d7["write()"]
  545e9f22_8ccd_6843_90f2_ff38e9751de3 -->|method| 1778b2ce_672d_cdaf_e4ff_ce16ef0a36d7
  51dd56c8_cf72_96a8_3be0_6f00851b3182["clear()"]
  545e9f22_8ccd_6843_90f2_ff38e9751de3 -->|method| 51dd56c8_cf72_96a8_3be0_6f00851b3182
  70c8bec5_7efe_41e3_53ff_67360e91c7a7["delete()"]
  545e9f22_8ccd_6843_90f2_ff38e9751de3 -->|method| 70c8bec5_7efe_41e3_53ff_67360e91c7a7
  d462a3a2_c265_aa24_a419_a6146421ecaa["get()"]
  545e9f22_8ccd_6843_90f2_ff38e9751de3 -->|method| d462a3a2_c265_aa24_a419_a6146421ecaa
  f87194ce_e3b3_790e_3a0f_54728a40d09a["has()"]
  545e9f22_8ccd_6843_90f2_ff38e9751de3 -->|method| f87194ce_e3b3_790e_3a0f_54728a40d09a
  41296f42_2e23_0b22_1d5e_360adb2d2b67["set()"]
  545e9f22_8ccd_6843_90f2_ff38e9751de3 -->|method| 41296f42_2e23_0b22_1d5e_360adb2d2b67
  308f2ea7_0905_f1a5_a9d9_b44610b31e4c["getAll()"]
  545e9f22_8ccd_6843_90f2_ff38e9751de3 -->|method| 308f2ea7_0905_f1a5_a9d9_b44610b31e4c

Relationship Graph

Source Code

packages/astro/src/preferences/store.ts lines 7–63

export class PreferenceStore {
	private file: string;

	constructor(
		private dir: string,
		filename = SETTINGS_FILE,
	) {
		this.file = path.join(this.dir, filename);
	}

	private _store?: Record<string, any>;
	private get store(): Record<string, any> {
		if (this._store) return this._store;
		if (fs.existsSync(this.file)) {
			try {
				this._store = JSON.parse(fs.readFileSync(this.file).toString());
			} catch {}
		}
		if (!this._store) {
			this._store = {};
			this.write();
		}
		return this._store;
	}
	private set store(value: Record<string, any>) {
		this._store = value;
		this.write();
	}
	write() {
		if (!this._store || Object.keys(this._store).length === 0) return;
		fs.mkdirSync(this.dir, { recursive: true });
		fs.writeFileSync(this.file, JSON.stringify(this.store, null, '\t'));
	}
	clear(): void {
		this.store = {};
		fs.rmSync(this.file, { recursive: true });
	}
	delete(key: string): boolean {
		dset(this.store, key, undefined);
		this.write();
		return true;
	}
	get(key: string): any {
		return dget(this.store, key);
	}
	has(key: string): boolean {
		return typeof this.get(key) !== 'undefined';
	}
	set(key: string, value: any): void {
		if (this.get(key) === value) return;
		dset(this.store, key, value);
		this.write();
	}
	getAll(): Record<string, any> {
		return this.store;
	}
}

Domain

Defined In

Source

Frequently Asked Questions

What is the PreferenceStore class?
PreferenceStore is a class in the astro codebase, defined in packages/astro/src/preferences/store.ts.
Where is PreferenceStore defined?
PreferenceStore is defined in packages/astro/src/preferences/store.ts at line 7.

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