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fix: handle empty lines in codeframe

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This commit is contained in:
Evan You 2019-11-14 11:50:16 -05:00
parent 7f6abda6dd
commit 4b2610c468
1 changed files with 4 additions and 1 deletions
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5
packages/shared/src/codeframe.ts
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@ -20,7 +20,10 @@ export function generateCodeFrame(
if (j === i) { if (j === i) {
// push underline // push underline
const pad = start - (count - lineLength) + 1 const pad = start - (count - lineLength) + 1
const length = end > count ? lineLength - pad : end - start const length = Math.max(
0,
end > count ? lineLength - pad : end - start
)
res.push(` | ` + ' '.repeat(pad) + '^'.repeat(length)) res.push(` | ` + ' '.repeat(pad) + '^'.repeat(length))
} else if (j > i) { } else if (j > i) {
if (end > count) { if (end > count) {