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typeName() — react Function Reference

Architecture documentation for the typeName() function in CheckStringCoercion.js from the react codebase.

Function javascript BabelCompiler Optimization called by 7

Entity Profile

Dependency Diagram

graph TD
  1d6da2c5_1e9c_6d2c_a9f9_fc5b6c4da549["typeName()"]
  5c0b3019_dcaa_8f32_5625_55fc821f3139["CheckStringCoercion.js"]
  1d6da2c5_1e9c_6d2c_a9f9_fc5b6c4da549 -->|defined in| 5c0b3019_dcaa_8f32_5625_55fc821f3139
  30714f15_7ce0_0f94_1797_10d66ae1061f["checkAttributeStringCoercion()"]
  30714f15_7ce0_0f94_1797_10d66ae1061f -->|calls| 1d6da2c5_1e9c_6d2c_a9f9_fc5b6c4da549
  89d324a1_84f4_d469_eb90_dc13334fccf2["checkKeyStringCoercion()"]
  89d324a1_84f4_d469_eb90_dc13334fccf2 -->|calls| 1d6da2c5_1e9c_6d2c_a9f9_fc5b6c4da549
  9caeb0ae_5fc0_62bf_c545_c6050e839e69["checkPropStringCoercion()"]
  9caeb0ae_5fc0_62bf_c545_c6050e839e69 -->|calls| 1d6da2c5_1e9c_6d2c_a9f9_fc5b6c4da549
  afe62f4e_90b7_e041_1e6a_3267c1de71cb["checkOptionStringCoercion()"]
  afe62f4e_90b7_e041_1e6a_3267c1de71cb -->|calls| 1d6da2c5_1e9c_6d2c_a9f9_fc5b6c4da549
  364b4fbe_73f3_5047_681c_9b3df7648edc["checkCSSPropertyStringCoercion()"]
  364b4fbe_73f3_5047_681c_9b3df7648edc -->|calls| 1d6da2c5_1e9c_6d2c_a9f9_fc5b6c4da549
  7c501fbc_77a4_a9c9_ca5f_902cd801d38a["checkHtmlStringCoercion()"]
  7c501fbc_77a4_a9c9_ca5f_902cd801d38a -->|calls| 1d6da2c5_1e9c_6d2c_a9f9_fc5b6c4da549
  017690c4_1988_dc4b_cfe1_9bde36137812["checkFormFieldValueStringCoercion()"]
  017690c4_1988_dc4b_cfe1_9bde36137812 -->|calls| 1d6da2c5_1e9c_6d2c_a9f9_fc5b6c4da549
  style 1d6da2c5_1e9c_6d2c_a9f9_fc5b6c4da549 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

packages/shared/CheckStringCoercion.js lines 21–32

function typeName(value: mixed): string {
  if (__DEV__) {
    // toStringTag is needed for namespaced types like Temporal.Instant
    const hasToStringTag = typeof Symbol === 'function' && Symbol.toStringTag;
    const type =
      (hasToStringTag && (value: any)[Symbol.toStringTag]) ||
      (value: any).constructor.name ||
      'Object';
    // $FlowFixMe[incompatible-return]
    return type;
  }
}

Domain

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Defined In

Called By

Source

Frequently Asked Questions

What does typeName() do?
typeName() is a function in the react codebase, defined in packages/shared/CheckStringCoercion.js.
Where is typeName() defined?
typeName() is defined in packages/shared/CheckStringCoercion.js at line 21.
What calls typeName()?
typeName() is called by 7 function(s): checkAttributeStringCoercion, checkCSSPropertyStringCoercion, checkFormFieldValueStringCoercion, checkHtmlStringCoercion, checkKeyStringCoercion, checkOptionStringCoercion, checkPropStringCoercion.

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