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support markdown in help strings #134

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support markdown in help strings #134

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1 change: 1 addition & 0 deletions Project.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,7 @@ version = "1.2.0"

[deps]
Logging = "56ddb016-857b-54e1-b83d-db4d58db5568"
Markdown = "d6f4376e-aef5-505a-96c1-9c027394607a"
TextWrap = "b718987f-49a8-5099-9789-dcd902bef87d"

[compat]
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2 changes: 1 addition & 1 deletion src/ArgParse.jl
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Expand Up @@ -11,7 +11,7 @@ differences as well.
"""
module ArgParse

import TextWrap
import TextWrap, Markdown

if isdefined(Base, :Experimental) && isdefined(Base.Experimental, Symbol("@compiler_options"))
@eval Base.Experimental.@compiler_options compile=min optimize=0 infer=false
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5 changes: 4 additions & 1 deletion src/settings.jl
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Expand Up @@ -916,7 +916,10 @@ function add_arg_field!(settings::ArgParseSettings, name::ArgName; desc...)
check_type(required, Bool, "required must be a Bool")
check_type(range_tester, Function, "range_tester must be a Function")
check_type(dest_name, AbstractString, "dest_name must be an AbstractString")
check_type(help, AbstractString, "help must be an AbstractString")
check_type(help, Union{AbstractString,Markdown.MD}, "help must be an AbstractString or Markdown.MD")
if help isa Markdown.MD
help = lstrip(repr("text/plain", help, context=:color=>true))
end
# Check metavar's type to be either an AbstractString or a
# Vector{T<:AbstractString}
metavar_error = "metavar must be an AbstractString or a Vector{<:AbstractString}"
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