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DefaultMap Class — tailwindcss Architecture

Architecture documentation for the DefaultMap class in index.ts from the tailwindcss codebase.

Class typescript

Entity Profile

Dependency Diagram

graph TD
  dcbd6695_7a62_d48e_0644_d7b9b5a96256["DefaultMap"]
  f29c4414_c466_4d28_48df_f0e54acbee4d["index.ts"]
  dcbd6695_7a62_d48e_0644_d7b9b5a96256 -->|defined in| f29c4414_c466_4d28_48df_f0e54acbee4d
  b1e1e60c_d433_1b0e_d9f8_f3a46719b299["constructor()"]
  dcbd6695_7a62_d48e_0644_d7b9b5a96256 -->|method| b1e1e60c_d433_1b0e_d9f8_f3a46719b299
  fc21c2c7_b20c_b0f3_b5a6_ef5bdb3d13b1["get()"]
  dcbd6695_7a62_d48e_0644_d7b9b5a96256 -->|method| fc21c2c7_b20c_b0f3_b5a6_ef5bdb3d13b1

Relationship Graph

Source Code

packages/@tailwindcss-vite/src/index.ts lines 230–245

class DefaultMap<K, V> extends Map<K, V> {
  constructor(private factory: (key: K, self: DefaultMap<K, V>) => V) {
    super()
  }

  get(key: K): V {
    let value = super.get(key)

    if (value === undefined) {
      value = this.factory(key, this)
      this.set(key, value)
    }

    return value
  }
}

Defined In

Source

Frequently Asked Questions

What is the DefaultMap class?
DefaultMap is a class in the tailwindcss codebase, defined in packages/@tailwindcss-vite/src/index.ts.
Where is DefaultMap defined?
DefaultMap is defined in packages/@tailwindcss-vite/src/index.ts at line 230.

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