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fix(editor): optimize large PL/SQL source rendering

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Closes #5171
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t8y2 committed 2026-08-03 14:25:45 +08:00
1 parent 16920188ee
commit 043ecfeafa
7 files changed
+117 -41
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apps/desktop/src/lib/sql/insertValueHints.ts
+10 -9
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@@ -33,18 +33,21 @@ function significantTokens(tokens: readonly SqlSemanticToken[]): SqlSemanticToke
return tokens.filter((item) => item.kind !== "comment");
}
function statementSpans(sql: string, tokens: readonly SqlSemanticToken[]): SqlSemanticSpan[] {
const spans: SqlSemanticSpan[] = [];
function statementTokenGroups(sql: string, tokens: readonly SqlSemanticToken[]): Array<{ span: SqlSemanticSpan; tokens: SqlSemanticToken[] }> {
const groups: Array<{ span: SqlSemanticSpan; tokens: SqlSemanticToken[] }> = [];
let start = 0;
for (const item of tokens) {
let tokenStart = 0;
for (let index = 0; index < tokens.length; index += 1) {
const item = tokens[index]!;
if (item.kind !== "punctuation" || item.text !== ";" || item.depth !== 0) continue;
const span = trimSpan(sql, start, item.span.start);
if (span.end > span.start) spans.push(span);
if (span.end > span.start) groups.push({ span, tokens: significantTokens(tokens.slice(tokenStart, index)) });
start = item.span.end;
tokenStart = index + 1;
}
const last = trimSpan(sql, start, sql.length);
if (last.end > last.start) spans.push(last);
return spans;
if (last.end > last.start) groups.push({ span: last, tokens: significantTokens(tokens.slice(tokenStart)) });
return groups;
}
function trimSpan(sql: string, start: number, end: number): SqlSemanticSpan {
@@ -444,10 +447,8 @@ export function parseInsertValuesClausesInRanges(sql: string, ranges: readonly T
export function parseInsertValuesClauses(sql: string): InsertValuesClause[] {
if (!sql.trim()) return [];
const allTokens = tokenizeSqlSemantic(sql);
const spans = statementSpans(sql, allTokens);
const clauses: InsertValuesClause[] = [];
for (const span of spans) {
const tokens = significantTokens(tokensInSpan(allTokens, span));
for (const { span, tokens } of statementTokenGroups(sql, allTokens)) {
const clause = parseInsertClause(tokens, span);
if (clause) clauses.push(clause);
}