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l0ng-ai
a610982655
Multi-line value renderings (a pandas Series) were drawn with white-space: pre in a one-line row and spilled over the rows below. VariablesView rows now join them onto one line like inline values; this covers Variables, Watches, value hints and Evaluate results. Copy/Set Value keep the full text.
72 lines
2.4 KiB
TypeScript
72 lines
2.4 KiB
TypeScript
/** Presentation helpers for debugger values. */
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export type ValueKind = "number" | "string" | "keyword" | "object" | "plain";
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const KEYWORDS = new Set([
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"null",
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"nil",
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"None",
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"undefined",
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"true",
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"false",
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"True",
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"False",
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"NaN",
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"Infinity",
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"-Infinity",
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"nullptr",
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"<nil>",
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]);
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const NUMBER = /^[-+]?(?:0x[\da-f]+|0b[01]+|0o[0-7]+|(?:\d[\d_]*\.?[\d_]*|\.\d+)(?:e[-+]?\d+)?)(?:[a-z]\w*)?$/i;
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/** Classifies a value string for colouring: numbers, strings, keywords (null/true…), objects (`{…}`, `[…]`). */
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export function classifyValue(value: string, typeName?: string | null): ValueKind {
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const v = value.trim();
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if (!v) return "plain";
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if (KEYWORDS.has(v)) return "keyword";
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if (/^(['"`]).*\1$/s.test(v) || (/^[bru]?['"]/.test(v) && /['"]$/.test(v))) return "string";
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if (NUMBER.test(v)) return "number";
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if (/^[{[(]/.test(v) || /^[\w$.:<>]+\s*[{(@]/.test(v) || /^<.*>$/.test(v)) return "object";
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const t = typeName?.toLowerCase() ?? "";
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if (/\b(str|string|char|&str)\b/.test(t)) return "string";
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return "plain";
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}
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/** The value on one line: a multi-line rendering (a pandas Series, a pretty-printed object) joined with spaces. */
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export function oneLine(value: string): string {
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return value.replace(/\s*\n\s*/g, " ");
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}
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/** Single-line, length-limited value for inline display. */
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export function inlineValue(value: string, max = 60): string {
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const flat = oneLine(value);
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return flat.length > max ? flat.slice(0, max - 1) + "…" : flat;
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}
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/** Identifiers in a line of code (for matching inline values). */
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export function identifiersIn(text: string): string[] {
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const out: string[] = [];
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const seen = new Set<string>();
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// Skip string literal contents roughly so `"total"` doesn't count.
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const code = text.replace(/(["'`])(?:\\.|(?!\1).)*\1/g, " ");
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for (const m of code.matchAll(/[A-Za-z_$][\w$]*/g)) {
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if (!seen.has(m[0])) {
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seen.add(m[0]);
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out.push(m[0]);
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}
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}
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return out;
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}
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const INDEX = /^\[?\d+\]?$/;
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/**
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* Data Views › "Sort values alphabetically": children by name (numbers in
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* names compared numerically). Array / list elements keep their index order.
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*/
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export function sortVariables<T extends { name: string }>(vars: readonly T[]): T[] {
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if (vars.every((v) => INDEX.test(v.name))) return [...vars];
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return [...vars].sort((a, b) => a.name.localeCompare(b.name, undefined, { numeric: true, sensitivity: "base" }));
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}
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