77 lines
2.0 KiB
Go
77 lines
2.0 KiB
Go
package parser
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import "git.tebibyte.media/arf/arf/lexer"
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import "git.tebibyte.media/arf/arf/infoerr"
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// parse body parses the body of an arf file, after the metadata header.
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func (parser *parsingOperation) parseBody () (err error) {
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for {
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err = parser.expect(lexer.TokenKindName)
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if err != nil { return }
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sectionType := parser.token.Value().(string)
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switch sectionType {
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case "data":
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section, parseErr := parser.parseDataSection()
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err = parser.tree.addSection(section)
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if err != nil { return }
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if parseErr != nil { return parseErr }
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case "type":
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section, parseErr := parser.parseTypeSection()
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err = parser.tree.addSection(section)
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if err != nil { return }
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if parseErr != nil { return parseErr }
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case "face":
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section, parseErr := parser.parseFaceSection()
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err = parser.tree.addSection(section)
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if err != nil { return }
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if parseErr != nil { return parseErr }
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case "enum":
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section, parseErr := parser.parseEnumSection()
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err = parser.tree.addSection(section)
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if err != nil { return }
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if parseErr != nil { return parseErr }
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case "func":
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section, parseErr := parser.parseFuncSection()
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err = parser.tree.addSection(section)
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if err != nil { return }
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if parseErr != nil { return parseErr }
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default:
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err = parser.token.NewError (
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"unknown section type \"" + sectionType + "\"",
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infoerr.ErrorKindError)
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return
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}
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}
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}
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// addSection adds a section to the tree, ensuring it has a unique name within
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// the module.
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func (tree *SyntaxTree) addSection (section Section) (err error) {
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index := section.Name()
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funcSection, isFuncSection := section.(FuncSection)
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if isFuncSection {
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receiver := funcSection.receiver
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if receiver != nil {
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index = receiver.what.points.name.trail[0] + "_" + index
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}
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}
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_, exists := tree.sections[index]
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if exists {
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err = section.NewError (
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"cannot have multiple sections with the same name",
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infoerr.ErrorKindError)
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return
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}
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tree.sections[index] = section
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return
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}
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