appbaseio/dejaVu

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packages/browser/src/sagas/mappings.js

Summary

Maintainability
F
3 days
Test Coverage

Function handleFetchMappings has 187 lines of code (exceeds 25 allowed). Consider refactoring.
Open

export function* handleFetchMappings() {
    const defaultError = 'Unable to get mappings';
    const defaultErrorDescription = 'Please add mappings';
    try {
        yield put(clearError());
Severity: Major
Found in packages/browser/src/sagas/mappings.js - About 7 hrs to fix

    Consider simplifying this complex logical expression.
    Open

            if (!isEmptyObject(data)) {
                const indexes = Object.keys(data);
                let properties = {};
                let nestedProperties = {};
                const types = [];
    Severity: Critical
    Found in packages/browser/src/sagas/mappings.js - About 3 hrs to fix

      Function handleFetchMappings has a Cognitive Complexity of 15 (exceeds 5 allowed). Consider refactoring.
      Open

      export function* handleFetchMappings() {
          const defaultError = 'Unable to get mappings';
          const defaultErrorDescription = 'Please add mappings';
          try {
              yield put(clearError());
      Severity: Minor
      Found in packages/browser/src/sagas/mappings.js - About 1 hr to fix

      Cognitive Complexity

      Cognitive Complexity is a measure of how difficult a unit of code is to intuitively understand. Unlike Cyclomatic Complexity, which determines how difficult your code will be to test, Cognitive Complexity tells you how difficult your code will be to read and comprehend.

      A method's cognitive complexity is based on a few simple rules:

      • Code is not considered more complex when it uses shorthand that the language provides for collapsing multiple statements into one
      • Code is considered more complex for each "break in the linear flow of the code"
      • Code is considered more complex when "flow breaking structures are nested"

      Further reading

      Similar blocks of code found in 2 locations. Consider refactoring.
      Open

                  const searchableColumns = [
                      ...searchColumns,
                      ...searchColumns.map(field => `${field}.raw`),
                      ...searchColumns.map(field => `${field}.search`),
                      ...searchColumns.map(field => `${field}.autosuggest`),
      Severity: Major
      Found in packages/browser/src/sagas/mappings.js and 1 other location - About 3 hrs to fix
      packages/browser/src/sagas/mappings.js on lines 168..174

      Duplicated Code

      Duplicated code can lead to software that is hard to understand and difficult to change. The Don't Repeat Yourself (DRY) principle states:

      Every piece of knowledge must have a single, unambiguous, authoritative representation within a system.

      When you violate DRY, bugs and maintenance problems are sure to follow. Duplicated code has a tendency to both continue to replicate and also to diverge (leaving bugs as two similar implementations differ in subtle ways).

      Tuning

      This issue has a mass of 107.

      We set useful threshold defaults for the languages we support but you may want to adjust these settings based on your project guidelines.

      The threshold configuration represents the minimum mass a code block must have to be analyzed for duplication. The lower the threshold, the more fine-grained the comparison.

      If the engine is too easily reporting duplication, try raising the threshold. If you suspect that the engine isn't catching enough duplication, try lowering the threshold. The best setting tends to differ from language to language.

      See codeclimate-duplication's documentation for more information about tuning the mass threshold in your .codeclimate.yml.

      Refactorings

      Further Reading

      Similar blocks of code found in 2 locations. Consider refactoring.
      Open

                  const nestedSearchableColumns = [
                      ...nestedSearchColumns,
                      ...nestedSearchColumns.map(field => `${field}.raw`),
                      ...nestedSearchColumns.map(field => `${field}.search`),
                      ...nestedSearchColumns.map(field => `${field}.autosuggest`),
      Severity: Major
      Found in packages/browser/src/sagas/mappings.js and 1 other location - About 3 hrs to fix
      packages/browser/src/sagas/mappings.js on lines 152..158

      Duplicated Code

      Duplicated code can lead to software that is hard to understand and difficult to change. The Don't Repeat Yourself (DRY) principle states:

      Every piece of knowledge must have a single, unambiguous, authoritative representation within a system.

      When you violate DRY, bugs and maintenance problems are sure to follow. Duplicated code has a tendency to both continue to replicate and also to diverge (leaving bugs as two similar implementations differ in subtle ways).

      Tuning

      This issue has a mass of 107.

      We set useful threshold defaults for the languages we support but you may want to adjust these settings based on your project guidelines.

      The threshold configuration represents the minimum mass a code block must have to be analyzed for duplication. The lower the threshold, the more fine-grained the comparison.

      If the engine is too easily reporting duplication, try raising the threshold. If you suspect that the engine isn't catching enough duplication, try lowering the threshold. The best setting tends to differ from language to language.

      See codeclimate-duplication's documentation for more information about tuning the mass threshold in your .codeclimate.yml.

      Refactorings

      Further Reading

      Similar blocks of code found in 2 locations. Consider refactoring.
      Open

                  const searchableColumnsWeights = [
                      ...Array(searchColumns.length).fill(3),
                      ...Array(searchColumns.length).fill(3),
                      ...Array(searchColumns.length).fill(1),
                      ...Array(searchColumns.length).fill(1),
      Severity: Major
      Found in packages/browser/src/sagas/mappings.js and 1 other location - About 3 hrs to fix
      packages/browser/src/sagas/mappings.js on lines 175..181

      Duplicated Code

      Duplicated code can lead to software that is hard to understand and difficult to change. The Don't Repeat Yourself (DRY) principle states:

      Every piece of knowledge must have a single, unambiguous, authoritative representation within a system.

      When you violate DRY, bugs and maintenance problems are sure to follow. Duplicated code has a tendency to both continue to replicate and also to diverge (leaving bugs as two similar implementations differ in subtle ways).

      Tuning

      This issue has a mass of 102.

      We set useful threshold defaults for the languages we support but you may want to adjust these settings based on your project guidelines.

      The threshold configuration represents the minimum mass a code block must have to be analyzed for duplication. The lower the threshold, the more fine-grained the comparison.

      If the engine is too easily reporting duplication, try raising the threshold. If you suspect that the engine isn't catching enough duplication, try lowering the threshold. The best setting tends to differ from language to language.

      See codeclimate-duplication's documentation for more information about tuning the mass threshold in your .codeclimate.yml.

      Refactorings

      Further Reading

      Similar blocks of code found in 2 locations. Consider refactoring.
      Open

                  const nestedSearchableColumnsWeights = [
                      ...Array(nestedSearchColumns.length).fill(3),
                      ...Array(nestedSearchColumns.length).fill(3),
                      ...Array(nestedSearchColumns.length).fill(1),
                      ...Array(nestedSearchColumns.length).fill(1),
      Severity: Major
      Found in packages/browser/src/sagas/mappings.js and 1 other location - About 3 hrs to fix
      packages/browser/src/sagas/mappings.js on lines 160..166

      Duplicated Code

      Duplicated code can lead to software that is hard to understand and difficult to change. The Don't Repeat Yourself (DRY) principle states:

      Every piece of knowledge must have a single, unambiguous, authoritative representation within a system.

      When you violate DRY, bugs and maintenance problems are sure to follow. Duplicated code has a tendency to both continue to replicate and also to diverge (leaving bugs as two similar implementations differ in subtle ways).

      Tuning

      This issue has a mass of 102.

      We set useful threshold defaults for the languages we support but you may want to adjust these settings based on your project guidelines.

      The threshold configuration represents the minimum mass a code block must have to be analyzed for duplication. The lower the threshold, the more fine-grained the comparison.

      If the engine is too easily reporting duplication, try raising the threshold. If you suspect that the engine isn't catching enough duplication, try lowering the threshold. The best setting tends to differ from language to language.

      See codeclimate-duplication's documentation for more information about tuning the mass threshold in your .codeclimate.yml.

      Refactorings

      Further Reading

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