Improved markdown reader

.gitignore

@@ -4,6 +4,9 @@ examples/figures/
 examples/*.md
 examples/*.pdf
 examples/*.html
+examples/*.rst
+examples/*.tex
+
 tmp/
 .idea
 *.*~

README.md

@@ -68,7 +68,8 @@ weave(Pkg.dir("JuliaReport","examples","gadfly_sample.mdw"), plotlib="Gadfly")
 The signature of weave functions is:
 
 ````julia
-function weave(source ; doctype = "pandoc", plotlib="PyPlot", informat="noweb", fig_path = "figures", fig_ext = nothing)
+function weave(source ; doctype = "pandoc",
+    plotlib="PyPlot", informat="noweb", fig_path = "figures", fig_ext = nothing)
 ````
 
 **Note:** Run JuliaReport from terminal and not using IJulia, Juno or ESS, they tend to mess with capturing output.

examples/gadfly_sample.jmd

@@ -1,7 +1,7 @@
 
 # Gadfly
 
-```{julia term=true; fig_width=5}
+```{julia;term=true;fig_width=5}
 using Gadfly
 x = linspace(0, 2π, 200)
 plot(x=x, y = sin(x), Geom.line)
@@ -10,7 +10,21 @@ plot(x=x, y = cos(x), Geom.line)
 ```
 
 
-```{julia}
+```julia
 x = linspace(0, 200)
 println(x)
 ```
+
+
+~~~{julia;term=true;fig_width=5}
+using Gadfly
+x = linspace(0, 2π, 200)
+plot(x=x, y = sin(x), Geom.line)
+y = 20
+plot(x=x, y = cos(x), Geom.line)
+~~~
+
+~~~julia
+x = linspace(0, 200)
+println(x)
+~~~

src/readers.jl

@@ -4,11 +4,11 @@ pushopt(options::Dict,expr::Expr) = Base.Meta.isexpr(expr,:(=)) && (options[expr
 const input_formats = @compat Dict{String, Any}(
         "noweb" => Dict{Symbol, Any}(
                     :codestart => r"^<<(.*?)>>=\s*$",
-                    :codeend => r"^@(\s*)$"
+                    :codeend => r"^@\s*$"
                     ),
         "markdown" => Dict{Symbol, Any}(
-                    :codestart => r"^```{julia(.*)}",
+                    :codestart => r"(?:^`|~{3,}\s*(?:\{|\{\.|)julia(?:;|\s)(.*)\}\s*$)|(?:^`|~{3,}\s*julia\s*$)",
-                    :codeend => r"^```+\s*$"
+                    :codeend => r"^`|~{3,}\s*$"
                     )
         )
 
@@ -35,7 +35,11 @@ function read_document(document, format)
     line = lines[lineno]
     if (m = match(codestart, line)) != nothing && state=="doc"
       state = "code"
-      optionstring=strip(m.captures[1])
+      if m.captures[1] == nothing
+          optionstring = ""
+      else
+          optionstring=strip(m.captures[1])
+      end
       @show optionstring
       options = Dict{Symbol,Any}()
       if length(optionstring) > 0