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4 Commits

Author SHA1 Message Date
Ayke van Laethem b424056721 cgo: fix a bug in number tokenization 2020-01-03 23:44:58 +01:00
Ayke van Laethem d735df6e16 cgo: add support for symbols 2020-01-03 23:44:58 +01:00
Ayke van Laethem cadb75a4aa cgo: implement the constant parser as a real parser 
Previously it was just a combination of heuristics to try to fit a
constant in an *ast.BasicLit. For more complex expressions, this is not
enough.

This change also introduces proper syntax error with locations, if
parsing a constant failed. For example, this will print a real error
message with source location:

    #define FOO 5)
 2019-11-05 14:18:38 +01:00
Ayke van Laethem 5987233b99 cgo: refactor constant expressions 
Put them in a separate file for separation of concerns (making them
testable) and add some tests.
 2019-11-05 14:18:38 +01:00