{"record":{"id":"dcbf029a36cee4a2","repo":"earendil-works/pi","slug":"oldtext-must-not-be-empty-in-path-dcbf02","errorCode":null,"errorMessage":"oldText must not be empty in ${path}.","messagePattern":"oldText must not be empty in (.+?)\\.","errorType":"exception","errorClass":"Error","httpStatus":null,"severity":"error","filePath":"packages/coding-agent/src/core/tools/edit-diff.ts","lineNumber":312,"sourceCode":" * All edits are matched against the same original content. Replacements are\n * then applied in reverse order so offsets remain stable. If any edit needs\n * fuzzy matching, the operation runs in fuzzy-normalized content space and then\n * overlays those line-level changes onto the original content so unchanged line\n * blocks keep their original bytes.\n */\nexport function applyEditsToNormalizedContent(\n\tnormalizedContent: string,\n\tedits: Edit[],\n\tpath: string,\n): AppliedEditsResult {\n\tconst normalizedEdits = edits.map((edit) => ({\n\t\toldText: normalizeToLF(edit.oldText),\n\t\tnewText: normalizeToLF(edit.newText),\n\t}));\n\n\tfor (let i = 0; i < normalizedEdits.length; i++) {\n\t\tif (normalizedEdits[i].oldText.length === 0) {\n\t\t\tthrow getEmptyOldTextError(path, i, normalizedEdits.length);\n\t\t}\n\t}\n\n\tconst initialMatches = normalizedEdits.map((edit) => fuzzyFindText(normalizedContent, edit.oldText));\n\tconst usedFuzzyMatch = initialMatches.some((match) => match.usedFuzzyMatch);\n\tconst replacementBaseContent = usedFuzzyMatch ? normalizeForFuzzyMatch(normalizedContent) : normalizedContent;\n\n\tconst matchedEdits: MatchedEdit[] = [];\n\tfor (let i = 0; i < normalizedEdits.length; i++) {\n\t\tconst edit = normalizedEdits[i];\n\t\tconst matchResult = fuzzyFindText(replacementBaseContent, edit.oldText);\n\t\tif (!matchResult.found) {\n\t\t\tthrow getNotFoundError(path, i, normalizedEdits.length);\n\t\t}\n\n\t\tconst occurrences = countOccurrences(replacementBaseContent, edit.oldText);\n\t\tif (occurrences > 1) {\n\t\t\tthrow getDuplicateError(path, i, normalizedEdits.length, occurrences);","sourceCodeStart":294,"sourceCodeEnd":330,"githubUrl":"https://github.com/earendil-works/pi/blob/4af9d21d3b4d664e4a29fcabfec85171077248e3/packages/coding-agent/src/core/tools/edit-diff.ts#L294-L330","documentation":"Error \"oldText must not be empty in ${path}.\" thrown in earendil-works/pi.","triggerScenarios":"Thrown at packages/coding-agent/src/core/tools/edit-diff.ts:312 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Provide a non-empty oldText for the edit."],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"4af9d21d3b4d664e4a29fcabfec85171077248e3","analyzedAt":"2026-08-24T13:07:14.692Z","schemaVersion":2},"datasetVersion":"2026-08-24T17:17:21.512Z"}