import StringQueryParser from 'information-retrieval-boilerplate/node-information-retrieval-boilerplate/src/query/StringQueryParser.js'StringQueryParser
Extends:
Helper functionality for parsing query representes in different formats into the one this package supports.
Constructor Summary
| Public Constructor | ||
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Method Summary
| Public Methods | ||
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classifyChar(char: *): string |
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* lemmatise(string: *) |
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* lex(string: *) |
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parseJoinAllAndOrTokens(tokens: *) |
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parseJoinAllExactMatchTokens(tokens: *) |
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parseJoinAllFieldTokens(tokens: *) |
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parseJoinAllNotTokens(tokens: *) |
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parseJoinAllRegularTokens(tokens: *) |
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* tokenise(string: *) Probably the smallest tokeniser ever written |
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treeToFilters(fresh: *, config: *, tree: *): {"filter": *, "field": *, "values": *} |
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Inherited Summary
| From class QueryParser | ||
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defaultField: * |
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defaultSort: * |
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fields: * |
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sort: * |
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getDefault(): {"filter": *, "sort": *, "order": *} |
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Public Constructors
Public Methods
public * lemmatise(string: *) source
Params:
| Name | Type | Attribute | Description |
| string | * |
public * lex(string: *) source
Params:
| Name | Type | Attribute | Description |
| string | * |
public parse(query: *, maxTokns: number): * source
Params:
| Name | Type | Attribute | Description |
| query | * | ||
| maxTokns | number |
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Return:
| * |
public parseJoinAllAndOrTokens(tokens: *) source
Params:
| Name | Type | Attribute | Description |
| tokens | * |
public parseJoinAllExactMatchTokens(tokens: *) source
Params:
| Name | Type | Attribute | Description |
| tokens | * |
public parseJoinAllFieldTokens(tokens: *) source
Params:
| Name | Type | Attribute | Description |
| tokens | * |
public parseJoinAllNotTokens(tokens: *) source
Params:
| Name | Type | Attribute | Description |
| tokens | * |
public parseJoinAllRegularTokens(tokens: *) source
Params:
| Name | Type | Attribute | Description |
| tokens | * |
public * tokenise(string: *) source
Probably the smallest tokeniser ever written
Params:
| Name | Type | Attribute | Description |
| string | * |
public treeToFilters(fresh: *, config: *, tree: *): {"filter": *, "field": *, "values": *} source
Params:
| Name | Type | Attribute | Description |
| fresh | * | ||
| config | * | ||
| tree | * |
Return:
| {"filter": *, "field": *, "values": *} |