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flattenUnusedSegments() — react Function Reference

Architecture documentation for the flattenUnusedSegments() function in code-path-segment.js from the react codebase.

Function javascript BabelCompiler Validation called by 2

Entity Profile

Dependency Diagram

graph TD
  3f78bfce_0dd7_08fe_731e_35240fc9240b["flattenUnusedSegments()"]
  94915e97_e9c3_c422_6269_4bbf858b3cf3["CodePathSegment"]
  3f78bfce_0dd7_08fe_731e_35240fc9240b -->|defined in| 94915e97_e9c3_c422_6269_4bbf858b3cf3
  41574e9a_279d_8634_73bc_065ceb2fdbd5["newNext()"]
  41574e9a_279d_8634_73bc_065ceb2fdbd5 -->|calls| 3f78bfce_0dd7_08fe_731e_35240fc9240b
  6c672222_212c_f636_461c_cc6d37bc9347["newUnreachable()"]
  6c672222_212c_f636_461c_cc6d37bc9347 -->|calls| 3f78bfce_0dd7_08fe_731e_35240fc9240b
  style 3f78bfce_0dd7_08fe_731e_35240fc9240b fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/eslint-plugin-react-hooks/src/code-path-analysis/code-path-segment.js lines 193–222

  static flattenUnusedSegments(segments) {
    const done = Object.create(null);
    const retv = [];

    for (let i = 0; i < segments.length; ++i) {
      const segment = segments[i];

      // Ignores duplicated.
      if (done[segment.id]) {
        continue;
      }

      // Use previous segments if unused.
      if (!segment.internal.used) {
        for (let j = 0; j < segment.allPrevSegments.length; ++j) {
          const prevSegment = segment.allPrevSegments[j];

          if (!done[prevSegment.id]) {
            done[prevSegment.id] = true;
            retv.push(prevSegment);
          }
        }
      } else {
        done[segment.id] = true;
        retv.push(segment);
      }
    }

    return retv;
  }

Domain

Subdomains

Defined In

Called By

Source

Frequently Asked Questions

What does flattenUnusedSegments() do?
flattenUnusedSegments() is a function in the react codebase, defined in packages/eslint-plugin-react-hooks/src/code-path-analysis/code-path-segment.js.
Where is flattenUnusedSegments() defined?
flattenUnusedSegments() is defined in packages/eslint-plugin-react-hooks/src/code-path-analysis/code-path-segment.js at line 193.
What calls flattenUnusedSegments()?
flattenUnusedSegments() is called by 2 function(s): newNext, newUnreachable.

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