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feat(docs): Warn if snippet is grabbed from master #2544

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merged 1 commit into from
Sep 26, 2023
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feat(docs): Warn if snippet is grabbed from master #2544

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21 changes: 15 additions & 6 deletions docs/src/preprocess/include_code.js
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Original file line number Diff line number Diff line change
Expand Up @@ -87,27 +87,28 @@ function useLastRelease() {
function readFile(filePath, tag) {
if (tag && tag !== "master") {
try {
const tag = getLatestTag();
const root = path.resolve(__dirname, "../../../");
const relPath = path.relative(root, filePath);
return childProcess.execSync(`git show ${tag}:${relPath}`).toString();
} catch (err) {
console.error(
`Error reading file ${filePath} from latest version. Falling back to current content.`
`Error reading file ${filePath} from version ${tag}. Falling back to current content.`
);
}
}
return fs.readFileSync(filePath, "utf-8");
}

/** Extracts a code snippet, trying with the last release if applicable, and falling back to current content. */
function extractCodeSnippet(filePath, identifier) {
function extractCodeSnippet(filePath, identifier, requesterFile) {
if (useLastRelease()) {
try {
return doExtractCodeSnippet(filePath, identifier, false);
} catch (err) {
console.error(
`Error extracting code snippet ${identifier} for ${filePath}: ${err}. Falling back to current content.`
`Error extracting code snippet ${identifier} from ${path.basename(
filePath
)} requested by ${requesterFile}: ${err}. Falling back to current content.`
);
}
}
Expand Down Expand Up @@ -286,7 +287,11 @@ async function preprocessIncludeCode(markdownContent, filePath, rootDir) {
const absCodeFilePath = path.join(rootDir, codeFilePath);

// Extract the code snippet between the specified comments
const extracted = extractCodeSnippet(absCodeFilePath, identifier);
const extracted = extractCodeSnippet(
absCodeFilePath,
identifier,
filePath
);
const [codeSnippet, startLine, endLine, tag] = extracted;

const relativeCodeFilePath = path.resolve(rootDir, codeFilePath);
Expand All @@ -297,9 +302,13 @@ async function preprocessIncludeCode(markdownContent, filePath, rootDir) {

const title = noTitle ? "" : `title="${identifier}"`;
const lineNumbers = noLineNumbers ? "" : "showLineNumbers";
const warn =
useLastRelease() && (!tag || tag === "master")
? `<br/>This example references unreleased code. Code from released packages may be different. Use with care.`
: "";
const source = noSourceLink
? ""
: `\n> [<sup><sub>Source code: ${urlText}</sub></sup>](${url})`;
: `\n> <sup><sub><a href="${url}" target="_blank" rel="noopener noreferrer">Source code: ${urlText}</a>${warn}</sub></sup>`;
const replacement =
language === "raw"
? codeSnippet
Expand Down