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arf/parser/data.go

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package parser
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import "git.tebibyte.media/arf/arf/types"
import "git.tebibyte.media/arf/arf/lexer"
// parseData parses a data section.
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func (parser *ParsingOperation) parseDataSection () (
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section DataSection,
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err error,
) {
err = parser.expect(lexer.TokenKindName)
if err != nil { return }
section.location = parser.token.Location()
err = parser.nextToken(lexer.TokenKindPermission)
if err != nil { return }
section.permission = parser.token.Value().(types.Permission)
err = parser.nextToken(lexer.TokenKindName)
if err != nil { return }
section.name = parser.token.Value().(string)
err = parser.nextToken(lexer.TokenKindColon)
if err != nil { return }
err = parser.nextToken()
if err != nil { return }
section.what, err = parser.parseType()
if err != nil { return }
// skip the rest of the section if we are only skimming it
if parser.skimming {
section.external = true
err = parser.skipIndentLevel(1)
return
}
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// see if value exists
if parser.token.Is(lexer.TokenKindNewline) {
parser.nextToken()
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// if we have exited the section, return
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if !parser.token.Is(lexer.TokenKindIndent) { return }
if parser.token.Value().(int) != 1 { return }
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err = parser.nextToken()
if err != nil { return }
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}
// check if external
if parser.token.Is(lexer.TokenKindName) {
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if parser.token.Value().(string) == "external" {
section.external = true
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err = parser.nextToken(lexer.TokenKindNewline)
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if err != nil { return }
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err = parser.nextToken()
if err != nil { return }
return
}
}
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// get value
section.argument, err = parser.parseArgument()
err = parser.expect(lexer.TokenKindNewline)
if err != nil { return }
err = parser.nextToken()
if err != nil { return }
return
}