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refactor: simplify ce version parsers (cloudevents#274)
Signed-off-by: Grant Timmerman <timmerman+devrel@google.com>
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,87 @@ | ||
import { PassThroughParser, DateParser, MappedParser } from "../../parsers"; | ||
import CONSTANTS from "../../constants"; | ||
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function parser(name: string, parser = new PassThroughParser()): MappedParser { | ||
return { name: name, parser: parser }; | ||
} | ||
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/** | ||
* A utility Map used to retrieve the header names for a CloudEvent | ||
* using the CloudEvent getter function. | ||
*/ | ||
export const v1headerMap: Readonly<{ [key: string]: MappedParser }> = Object.freeze({ | ||
[CONSTANTS.CE_ATTRIBUTES.CONTENT_TYPE]: parser(CONSTANTS.HEADER_CONTENT_TYPE), | ||
[CONSTANTS.CE_ATTRIBUTES.SUBJECT]: parser(CONSTANTS.CE_HEADERS.SUBJECT), | ||
[CONSTANTS.CE_ATTRIBUTES.TYPE]: parser(CONSTANTS.CE_HEADERS.TYPE), | ||
[CONSTANTS.CE_ATTRIBUTES.SPEC_VERSION]: parser(CONSTANTS.CE_HEADERS.SPEC_VERSION), | ||
[CONSTANTS.CE_ATTRIBUTES.SOURCE]: parser(CONSTANTS.CE_HEADERS.SOURCE), | ||
[CONSTANTS.CE_ATTRIBUTES.ID]: parser(CONSTANTS.CE_HEADERS.ID), | ||
[CONSTANTS.CE_ATTRIBUTES.TIME]: parser(CONSTANTS.CE_HEADERS.TIME), | ||
[CONSTANTS.STRUCTURED_ATTRS_1.DATA_SCHEMA]: parser(CONSTANTS.BINARY_HEADERS_1.DATA_SCHEMA), | ||
}); | ||
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export const v1binaryParsers: Record<string, MappedParser> = Object.freeze({ | ||
[CONSTANTS.CE_HEADERS.TYPE]: parser(CONSTANTS.CE_ATTRIBUTES.TYPE), | ||
[CONSTANTS.CE_HEADERS.SPEC_VERSION]: parser(CONSTANTS.CE_ATTRIBUTES.SPEC_VERSION), | ||
[CONSTANTS.CE_HEADERS.SOURCE]: parser(CONSTANTS.CE_ATTRIBUTES.SOURCE), | ||
[CONSTANTS.CE_HEADERS.ID]: parser(CONSTANTS.CE_ATTRIBUTES.ID), | ||
[CONSTANTS.CE_HEADERS.TIME]: parser(CONSTANTS.CE_ATTRIBUTES.TIME, new DateParser()), | ||
[CONSTANTS.BINARY_HEADERS_1.DATA_SCHEMA]: parser(CONSTANTS.STRUCTURED_ATTRS_1.DATA_SCHEMA), | ||
[CONSTANTS.CE_HEADERS.SUBJECT]: parser(CONSTANTS.CE_ATTRIBUTES.SUBJECT), | ||
[CONSTANTS.CE_ATTRIBUTES.CONTENT_TYPE]: parser(CONSTANTS.CE_ATTRIBUTES.CONTENT_TYPE), | ||
[CONSTANTS.HEADER_CONTENT_TYPE]: parser(CONSTANTS.CE_ATTRIBUTES.CONTENT_TYPE), | ||
}); | ||
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export const v1structuredParsers: Record<string, MappedParser> = Object.freeze({ | ||
[CONSTANTS.CE_ATTRIBUTES.TYPE]: parser(CONSTANTS.CE_ATTRIBUTES.TYPE), | ||
[CONSTANTS.CE_ATTRIBUTES.SPEC_VERSION]: parser(CONSTANTS.CE_ATTRIBUTES.SPEC_VERSION), | ||
[CONSTANTS.CE_ATTRIBUTES.SOURCE]: parser(CONSTANTS.CE_ATTRIBUTES.SOURCE), | ||
[CONSTANTS.CE_ATTRIBUTES.ID]: parser(CONSTANTS.CE_ATTRIBUTES.ID), | ||
[CONSTANTS.CE_ATTRIBUTES.TIME]: parser(CONSTANTS.CE_ATTRIBUTES.TIME, new DateParser()), | ||
[CONSTANTS.STRUCTURED_ATTRS_1.DATA_SCHEMA]: parser(CONSTANTS.STRUCTURED_ATTRS_1.DATA_SCHEMA), | ||
[CONSTANTS.CE_ATTRIBUTES.CONTENT_TYPE]: parser(CONSTANTS.CE_ATTRIBUTES.CONTENT_TYPE), | ||
[CONSTANTS.CE_ATTRIBUTES.SUBJECT]: parser(CONSTANTS.CE_ATTRIBUTES.SUBJECT), | ||
[CONSTANTS.CE_ATTRIBUTES.DATA]: parser(CONSTANTS.CE_ATTRIBUTES.DATA), | ||
[CONSTANTS.STRUCTURED_ATTRS_1.DATA_BASE64]: parser(CONSTANTS.STRUCTURED_ATTRS_1.DATA_BASE64), | ||
}); | ||
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/** | ||
* A utility Map used to retrieve the header names for a CloudEvent | ||
* using the CloudEvent getter function. | ||
*/ | ||
export const v03headerMap: Readonly<{ [key: string]: MappedParser }> = Object.freeze({ | ||
[CONSTANTS.CE_ATTRIBUTES.CONTENT_TYPE]: parser(CONSTANTS.HEADER_CONTENT_TYPE), | ||
[CONSTANTS.CE_ATTRIBUTES.SUBJECT]: parser(CONSTANTS.CE_HEADERS.SUBJECT), | ||
[CONSTANTS.CE_ATTRIBUTES.TYPE]: parser(CONSTANTS.CE_HEADERS.TYPE), | ||
[CONSTANTS.CE_ATTRIBUTES.SPEC_VERSION]: parser(CONSTANTS.CE_HEADERS.SPEC_VERSION), | ||
[CONSTANTS.CE_ATTRIBUTES.SOURCE]: parser(CONSTANTS.CE_HEADERS.SOURCE), | ||
[CONSTANTS.CE_ATTRIBUTES.ID]: parser(CONSTANTS.CE_HEADERS.ID), | ||
[CONSTANTS.CE_ATTRIBUTES.TIME]: parser(CONSTANTS.CE_HEADERS.TIME), | ||
[CONSTANTS.STRUCTURED_ATTRS_03.CONTENT_ENCODING]: parser(CONSTANTS.BINARY_HEADERS_03.CONTENT_ENCODING), | ||
[CONSTANTS.STRUCTURED_ATTRS_03.SCHEMA_URL]: parser(CONSTANTS.BINARY_HEADERS_03.SCHEMA_URL), | ||
}); | ||
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export const v03binaryParsers: Record<string, MappedParser> = Object.freeze({ | ||
[CONSTANTS.CE_HEADERS.TYPE]: parser(CONSTANTS.CE_ATTRIBUTES.TYPE), | ||
[CONSTANTS.CE_HEADERS.SPEC_VERSION]: parser(CONSTANTS.CE_ATTRIBUTES.SPEC_VERSION), | ||
[CONSTANTS.CE_HEADERS.SOURCE]: parser(CONSTANTS.CE_ATTRIBUTES.SOURCE), | ||
[CONSTANTS.CE_HEADERS.ID]: parser(CONSTANTS.CE_ATTRIBUTES.ID), | ||
[CONSTANTS.CE_HEADERS.TIME]: parser(CONSTANTS.CE_ATTRIBUTES.TIME, new DateParser()), | ||
[CONSTANTS.BINARY_HEADERS_03.SCHEMA_URL]: parser(CONSTANTS.STRUCTURED_ATTRS_03.SCHEMA_URL), | ||
[CONSTANTS.CE_HEADERS.SUBJECT]: parser(CONSTANTS.CE_ATTRIBUTES.SUBJECT), | ||
[CONSTANTS.BINARY_HEADERS_03.CONTENT_ENCODING]: parser(CONSTANTS.STRUCTURED_ATTRS_03.CONTENT_ENCODING), | ||
[CONSTANTS.HEADER_CONTENT_TYPE]: parser(CONSTANTS.CE_ATTRIBUTES.CONTENT_TYPE), | ||
}); | ||
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export const v03structuredParsers: Record<string, MappedParser> = Object.freeze({ | ||
[CONSTANTS.CE_ATTRIBUTES.TYPE]: parser(CONSTANTS.CE_ATTRIBUTES.TYPE), | ||
[CONSTANTS.CE_ATTRIBUTES.SPEC_VERSION]: parser(CONSTANTS.CE_ATTRIBUTES.SPEC_VERSION), | ||
[CONSTANTS.CE_ATTRIBUTES.SOURCE]: parser(CONSTANTS.CE_ATTRIBUTES.SOURCE), | ||
[CONSTANTS.CE_ATTRIBUTES.ID]: parser(CONSTANTS.CE_ATTRIBUTES.ID), | ||
[CONSTANTS.CE_ATTRIBUTES.TIME]: parser(CONSTANTS.CE_ATTRIBUTES.TIME, new DateParser()), | ||
[CONSTANTS.STRUCTURED_ATTRS_03.SCHEMA_URL]: parser(CONSTANTS.STRUCTURED_ATTRS_03.SCHEMA_URL), | ||
[CONSTANTS.STRUCTURED_ATTRS_03.CONTENT_ENCODING]: parser(CONSTANTS.STRUCTURED_ATTRS_03.CONTENT_ENCODING), | ||
[CONSTANTS.CE_ATTRIBUTES.CONTENT_TYPE]: parser(CONSTANTS.CE_ATTRIBUTES.CONTENT_TYPE), | ||
[CONSTANTS.CE_ATTRIBUTES.SUBJECT]: parser(CONSTANTS.CE_ATTRIBUTES.SUBJECT), | ||
[CONSTANTS.CE_ATTRIBUTES.DATA]: parser(CONSTANTS.CE_ATTRIBUTES.DATA), | ||
}); |
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Original file line number | Diff line number | Diff line change |
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@@ -1,6 +1,4 @@ | ||
export * from "./emitter"; | ||
export * from "./receiver"; | ||
export * as v1Headers from "./http/v1"; | ||
export * as v03Headers from "./http/v03"; | ||
export * as http from "./http/headers"; | ||
export * from "./protocols"; |