All files diagnostics.ts

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
 
 
 
 
 
 
 
 
 
 
239x
 
 
21x
 
 
 
15x
 
 
 
44x
 
 
 
37x
 
 
 
2x
2x
2x
 
2x
2x
2x
1x
 
 
 
 
export interface Diagnostic {
    file: string;
    line: number;
    message: string;
    severity: 'error' | 'warning';
    /** Optional stable identifier — consumed by editor tooling to dispatch quick-fixes. */
    code?: string;
}
 
export class DiagnosticCollector {
    private diagnostics: Diagnostic[] = [];
 
    error(file: string, line: number, message: string, code?: string): void {
        this.diagnostics.push({ file, line, message, severity: 'error', code });
    }
 
    warn(file: string, line: number, message: string, code?: string): void {
        this.diagnostics.push({ file, line, message, severity: 'warning', code });
    }
 
    hasErrors(): boolean {
        return this.diagnostics.some(d => d.severity === 'error');
    }
 
    getAll(): Diagnostic[] {
        return [...this.diagnostics];
    }
 
    report(): void {
        for (const d of this.diagnostics) {
            const prefix = d.severity === 'error' ? '\x1b[31mERROR\x1b[0m' : '\x1b[33mWARN\x1b[0m';
            console.error(`${prefix}  ${d.file}:${d.line}  ${d.message}`);
        }
        const errors = this.diagnostics.filter(d => d.severity === 'error').length;
        const warns = this.diagnostics.filter(d => d.severity === 'warning').length;
        if (errors > 0 || warns > 0) {
            console.error(`\n${errors} error(s), ${warns} warning(s)`);
        }
    }
}