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47 changes: 30 additions & 17 deletions src/GitHubActions.jl
Original file line number Diff line number Diff line change
Expand Up @@ -35,38 +35,51 @@ struct MissingInputError <: Exception
end

Base.showerror(io::IO, e::MissingInputError) =
print(io, "Input required and not supplied: $(e.k)")
print(io, "Input required and not supplied: ", e.k)

cmd_value(::Nothing) = ""
cmd_value(s::AbstractString) = s
cmd_value(x) = json(x)

esc_data(::Nothing) = ""
function esc_data(val)
s = cmd_value(val)
s = replace(s, '%' => "%25")
s = replace(s, '\r' => "%0D")
s = replace(s, '\n' => "%0A")
if VERSION >= v"1.7"
s = replace(s, '%' => "%25", '\r' => "%0D", '\n' => "%0A")
else
s = replace(s, '%' => "%25")
s = replace(s, '\r' => "%0D")
s = replace(s, '\n' => "%0A")
end
return s
end

function esc_prop(val)
s = cmd_value(val)
s = replace(s, '%' => "%25")
s = replace(s, '\r' => "%0D")
s = replace(s, '\n' => "%0A")
s = replace(s, ':' => "%3A")
s = replace(s, ',' => "%2C")
if VERSION >= v"1.7"
s = replace(s, '%' => "%25", '\r' => "%0D", '\n' => "%0A", ':' => "%3A", ',' => "%2C")
else
s = replace(s, '%' => "%25")
s = replace(s, '\r' => "%0D")
s = replace(s, '\n' => "%0A")
s = replace(s, ':' => "%3A")
s = replace(s, ',' => "%2C")
end
return s
end

format_props(props) =
join(map(p -> string(p.first, "=", esc_prop(p.second)), collect(pairs(props))), ',')

function command(cmd, props, val)
s = CMD_MARKER * cmd
isempty(props) || (s *= ' ' * format_props(props))
s *= CMD_MARKER * esc_data(val)
println(s)
print(CMD_MARKER, cmd)
if !isempty(props) && (cmd == "notice" || cmd == "warning" || cmd == "error")
print(' ')
ps = pairs(props)
n = length(ps)
for (i, p) in enumerate(ps)
print(p.first, "=", esc_prop(p.second))
i < n && print(',')
end
end
println(CMD_MARKER, esc_data(val))
end

fail() = exit(1)
Expand All @@ -78,7 +91,7 @@ add_to_file(k, v) = open(f -> println(f, v), ENV[k], "a")

End a group that was started with [`start_group`](@ref).
"""
end_group() = command("endgroup", (), "")
end_group() = command("endgroup", (), nothing)

"""
get_state(k)
Expand Down