Fix matching of help mode (#36)

Project.toml

@@ -1,7 +1,7 @@
 name = "RemoteREPL"
 uuid = "1bd9f7bb-701c-4338-bec7-ac987af7c555"
 authors = ["Chris Foster <[email protected]> and contributors"]
-version = "0.2.13"
+version = "0.2.14"
 
 [deps]
 Logging = "56ddb016-857b-54e1-b83d-db4d58db5568"

src/client.jl

@@ -190,7 +190,7 @@ function parse_input(str)
 end
 
 function match_magic_syntax(str)
-    m = match(r"(%module|\?) *(.*)", str)
+    m = match(r"^(%module|\?) *(.*)", str)
     if !isnothing(m)
         return (m[1], m[2])
     else

test/runtests.jl

@@ -1,7 +1,7 @@
 using RemoteREPL
 using Test
 using Sockets
-using RemoteREPL: repl_prompt_text, DEFAULT_PORT
+using RemoteREPL: repl_prompt_text, match_magic_syntax, DEFAULT_PORT
 
 ENV["JULIA_DEBUG"] = "RemoteREPL"
 
@@ -32,6 +32,18 @@ ENV["JULIA_DEBUG"] = "RemoteREPL"
     end
 end
 
+@testset "Repl Magic syntax" begin
+    # Help mode
+    @test match_magic_syntax("?xx") == ("?", "xx")
+    @test match_magic_syntax("? xx") == ("?", "xx")
+    @test match_magic_syntax(" ?xx") == nothing
+    @test match_magic_syntax("x ? y : z") == nothing
+
+    # Module setting
+    @test match_magic_syntax("%module xx") == ("%module", "xx")
+    @test match_magic_syntax("  %module xx") == nothing
+end
+
 @testset "Prompt text" begin
     function fake_conn(host, port; is_open=true)
         io = IOBuffer()