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cli: args can parse unions

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This commit is contained in:
Mitchell Hashimoto
2023-09-26 08:45:20 -07:00
parent 57d81ba9e1
commit 08954feb59
1 changed files with 8 additions and 5 deletions
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13
src/cli/args.zig
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@ -154,10 +154,11 @@ fn parseIntoField(
else => field.type,
};
// If we are a struct and have parseCLI, we call that and use
// that to set the value.
switch (@typeInfo(Field)) {
.Struct => if (@hasDecl(Field, "parseCLI")) {
// If we are a type that can have decls and have a parseCLI decl,
// we call that and use that to set the value.
const fieldInfo = @typeInfo(Field);
if (fieldInfo == .Struct or fieldInfo == .Union or fieldInfo == .Enum) {
if (@hasDecl(Field, "parseCLI")) {
const fnInfo = @typeInfo(@TypeOf(Field.parseCLI)).Fn;
switch (fnInfo.params.len) {
// 1 arg = (input) => output
@ -182,8 +183,10 @@ fn parseIntoField(
}
return;
},
}
}
switch (fieldInfo) {
.Enum => {
@field(dst, field.name) = std.meta.stringToEnum(
Field,