The option:set_default interface is inconsistent with the documentation description in xmake.io

[trunkszi]

Xmake Version

2.9.2

Operating System Version and Architecture

Ubuntu 24.04 LTS

Describe Bug

• url: https://xmake.io/#/manual/configuration_option?id=optionset_default

# Code from xmake.io documentation
option("myoption")
    set_default("hello world")
    set_showmenu(true)
option_end()

target("test")
    set_kind("binary")
    add_files("src/*.cpp")
    set_options("myoption")
    on_config(function(target)
         local myoption = get_config("myoption")

        -- Expected to return string type, but returned bool type
        print("myoption: ", myoption)

        -- error: invalid replacement value (a boolean)
        print("myoption: ", "$(myoption)")
    end)

error info

~/ xmake f --myoption=y
checking for platform ... linux
checking for architecture ... x86_64
myoption:  true
error: invalid replacement value (a boolean)

Expected Behavior

# Code from xmake.io documentation
option("myoption")
    set_default("hello world")
    set_showmenu(true)
option_end()

target("test")
    set_kind("binary")
    add_files("src/*.cpp")
    set_options("myoption")
    on_config(function(target)
         local myoption = get_config("myoption")

        -- Expected to return string type, but returned bool type
        print("myoption: ", myoption)

        -- error: invalid replacement value (a boolean)
        print("myoption: ", "$(myoption)")
    end)

Project Configuration

# Code from xmake.io documentation
option("myoption")
    set_default("hello world")
    set_showmenu(true)
option_end()

target("test")
    set_kind("binary")
    add_files("src/*.cpp")
    set_options("myoption")
    on_config(function(target)
         local myoption = get_config("myoption")

        -- Expected to return string type, but returned bool type
        print("myoption: ", myoption)

        -- error: invalid replacement value (a boolean)
        print("myoption: ", "$(myoption)")
    end)

Additional Information and Error Logs

error info

xmake f --myoption=y
checking for platform ... linux
checking for architecture ... x86_64
myoption:  true
error: invalid replacement value (a boolean)

[waruqi]

xmake f --myoption=y

Because you entered y/n, which are boolean values, and you rewrote the default value.

if you want to get string value, please enter other string value instead of y/n

ruki:test2 ruki$ xmake f --myoption=aasda
myoption:  aasda
myoption:  aasda