diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4e98f9e9a4..54e1742787 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -110,6 +110,8 @@ set(PROJECT_VERSION ${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR})
# generate file with version number from git and nrnunits.lib file path
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/src/config/config.cpp.in
${CMAKE_CURRENT_BINARY_DIR}/config.cpp @ONLY)
+configure_file(${CMAKE_CURRENT_SOURCE_DIR}/nmodl/config.py.in ${PROJECT_SOURCE_DIR}/nmodl/config.py
+ @ONLY)
# generate Doxyfile with correct source paths
configure_file(${PROJECT_SOURCE_DIR}/docs/Doxyfile.in ${PROJECT_SOURCE_DIR}/docs/Doxyfile)
diff --git a/nmodl/ast.py b/nmodl/ast.py
index 2002bd825f..811ad9675c 100644
--- a/nmodl/ast.py
+++ b/nmodl/ast.py
@@ -1 +1,33 @@
from ._nmodl.ast import * # noqa
+from .config import *
+
+def ast_view(nmodl_ast):
+ """Visualize given NMODL AST by converting to JSON form"""
+ from ._nmodl import to_json
+ from distutils.dir_util import copy_tree
+ import getpass
+ import json
+ import os
+ import tempfile
+ import webbrowser
+
+ installed_viz_tool = os.path.join(PROJECT_INSTALL_DIR, "share", "viz")
+ if os.path.exists(installed_viz_tool):
+ viz_tool_dir = installed_viz_tool
+ else:
+ viz_tool_dir = os.path.join(PROJECT_SOURCE_DIR, "share", "viz")
+
+ work_dir = os.path.join(tempfile.gettempdir(), getpass.getuser(), "nmodl")
+
+ # first copy necessary files to temp work directory
+ copy_tree(viz_tool_dir, work_dir)
+
+ # prepare json data
+ with open(os.path.join(work_dir, 'ast.js'), 'w') as outfile:
+ json_data = json.loads(to_json(nmodl_ast, True, True, True))
+ outfile.write('var astRoot = %s;' % json.dumps(json_data))
+
+ # open browser with ast
+ url = 'file://' + os.path.join(work_dir, "index.html")
+ webbrowser.open(url, new=1, autoraise=True)
+
diff --git a/nmodl/config.py.in b/nmodl/config.py.in
new file mode 100644
index 0000000000..271d07d06c
--- /dev/null
+++ b/nmodl/config.py.in
@@ -0,0 +1,2 @@
+PROJECT_SOURCE_DIR="@PROJECT_SOURCE_DIR@"
+PROJECT_INSTALL_DIR="@CMAKE_INSTALL_PREFIX@"
diff --git a/nmodl/dsl.py b/nmodl/dsl.py
index e99f2af1d0..3e0414e612 100644
--- a/nmodl/dsl.py
+++ b/nmodl/dsl.py
@@ -1 +1,13 @@
from ._nmodl import *
+from .config import *
+
+
+def example_dir():
+ import os
+ """Return directory containing NMODL examples"""
+ installed_example = os.path.join(PROJECT_INSTALL_DIR, "share", "example")
+ if os.path.exists(installed_example):
+ return installed_example
+ else:
+ return os.path.join(PROJECT_SOURCE_DIR, "share", "example")
+
diff --git a/share/viz/css/tree.css b/share/viz/css/tree.css
new file mode 100644
index 0000000000..272ef1db6b
--- /dev/null
+++ b/share/viz/css/tree.css
@@ -0,0 +1,51 @@
+#ast {
+ position: fixed;
+ left: 0px;
+ right: 0px;
+ top: 0px;
+ bottom: 0px;
+}
+
+.node {
+ cursor: pointer;
+}
+
+.node circle {
+ fill: #ffc8c8 !important;
+ stroke: #c57bc4;
+ stroke-width: 2.5px;
+}
+
+.node text {
+ font-size: 12px !important;
+ font-family: sans-serif;
+ fill: #1f1f92;
+}
+
+.link {
+ fill: none;
+ stroke: #DCA5DB;
+ stroke-width: 3px;
+}
+
+.templink {
+ fill: none;
+ stroke: red;
+ stroke-width: 3px;
+}
+
+.dots {
+ cursor: pointer;
+}
+
+.tooltip {
+ background: #23298aeb;
+ white-space: pre;
+ padding: 10px;
+ border-radius: 3px;
+ color: white;
+ font-size: 13px;
+ font-family: "Monaco";
+ position: "absolute";
+ z-index: 10;
+}
diff --git a/share/viz/index.html b/share/viz/index.html
new file mode 100644
index 0000000000..0ce10d41fb
--- /dev/null
+++ b/share/viz/index.html
@@ -0,0 +1,18 @@
+
+
+
+
+
+ NMODL AST Visualization
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/share/viz/js/d3.min.js b/share/viz/js/d3.min.js
new file mode 100644
index 0000000000..34d5513ebf
--- /dev/null
+++ b/share/viz/js/d3.min.js
@@ -0,0 +1,5 @@
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\ No newline at end of file
diff --git a/share/viz/js/tree.js b/share/viz/js/tree.js
new file mode 100644
index 0000000000..dbca057bc8
--- /dev/null
+++ b/share/viz/js/tree.js
@@ -0,0 +1,289 @@
+// main container
+var astDiv = document.getElementById("ast");
+
+// by default show 0 to 2 depth
+var collapseDepth = 2;
+
+/// redraw AST when browser window resizes
+function redrawAST() {
+ /// get container and compute visible size
+ var astDiv = document.getElementById("ast");
+ var width = astDiv.clientWidth;
+ var height = astDiv.clientHeight;
+
+ /// ast diameter is shortest of width and height
+ var diameter = width < height ? width : height;
+
+ // define layout for tree
+ var tree = d3.layout.tree()
+ .size([360, diameter / 2 - 80])
+ .separation(function(a, b) {
+ return (a.parent == b.parent ? 7 : 10) / a.depth;
+ });
+
+ /// angle for arcs
+ var diagonal = d3.svg.diagonal.radial()
+ .projection(function(d) {
+ return [d.y, d.x / 180 * Math.PI];
+ });
+
+ /// d3 tree should start at the centre of browser
+ var centerX = width / 2;
+ var centerY = height / 2;
+
+ // any previous svg container and tooltip show be removed
+ d3.select("svg").remove();
+ d3.select("div.tooltip").remove();
+
+ /// select ast svg
+ var astSvg = d3.select(astDiv).append("svg")
+ .attr("width", width)
+ .attr("height", height)
+ .append("g")
+ .attr("class","treearea")
+ .attr("transform", "translate(" + centerX + "," + centerY + ")");
+
+ /// add div for tooltop
+ var tooltip = d3.select("body")
+ .append("div")
+ .attr('class', 'tooltip')
+ .style("position", "absolute")
+ .style("z-index", "10")
+ .style("opacity", 0)
+ .style('pointer-events', 'none')
+
+ /// set position for tree
+ astRoot.x0 = height / 2;
+ astRoot.y0 = 0;
+
+ /// first need to draw then collaprse to necessary depth and then redraw
+ drawTree(astRoot, astSvg, astRoot);
+ collapseToDepth(astRoot, collapseDepth);
+ drawTree(astRoot, astSvg, astRoot);
+
+ /// draw main ast
+ function drawTree(source, destnode, astRoot) {
+ /// counter for ids
+ var idCounter = 0;
+
+ /// animation duration
+ var duration = 200;
+
+ /// compute the new tree layout
+ var nodes = tree.nodes(astRoot),
+ links = tree.links(nodes);
+
+ /// normalize for fixed-depth
+ nodes.forEach(function(d) {
+ d.y = d.depth * 100;
+ });
+
+ /// update the nodes
+ var node = destnode.selectAll("g.node")
+ .data(nodes, function(d) {
+ return d.id || (d.id = ++idCounter);
+ });
+
+ /// enter any new nodes at the parent's previous position
+ var nodeEnter = node.enter().append("g")
+ .attr("class", "node");
+
+ /// draw little circle for each node with mouse events
+ nodeEnter.append("circle")
+ .attr("r", 1e-6)
+ .style("fill", function(d) {
+ return d._children ? "lightsteelblue" : "#fff";
+ }).on("mouseover", function(d) {
+ mouseover(d);
+ })
+ .on("mousemove", function(d) {
+ mousemove(d)
+ })
+ .on("mouseout", function() {
+ mouseout();
+ })
+ .on("click", function(d) {
+ click(d, destnode, astRoot);
+ });
+
+ /// add ast node type as title
+ nodeEnter.append("text")
+ .attr("x", 10)
+ .attr("dy", ".95em")
+ .attr("text-anchor", "start")
+ .text(function(d) {
+ return d.name;
+ })
+ .style("fill-opacity", 1e-6);
+
+
+ // transformations nodes to their new position
+
+ var nodeUpdate = node.transition()
+ .duration(duration)
+ .attr("transform", function(d) {
+ return "rotate(" + (d.x - 90) + ")translate(" + d.y + ")";
+ })
+
+ nodeUpdate.select("circle")
+ .attr("r", 6.0)
+ .style("fill", function(d) {
+ return d._children ? "lightsteelblue" : "#fff";
+ });
+
+ nodeUpdate.select("text")
+ .style("fill-opacity", 1)
+ .attr("transform", function(d) {
+ return d.x < 180 ? "translate(0)" : "rotate(180)translate(-" + (d.name.length + 50) + ")";
+ });
+
+
+ /// transformations when nodes are made hidden
+
+ var nodeExit = node.exit().transition()
+ .duration(duration)
+ .remove();
+
+ nodeExit.select("circle")
+ .attr("r", 1e-6);
+
+ nodeExit.select("text")
+ .style("fill-opacity", 1e-6);
+
+ /// update the link
+ var link = destnode.selectAll("path.link")
+ .data(links, function(d) {
+ return d.target.id;
+ });
+
+ /// enter any new links at the parent's previous position
+ link.enter().insert("path", "g")
+ .attr("class", "link")
+ .attr("d", function(d) {
+ var o = {
+ x: source.x0,
+ y: source.y0
+ };
+ return diagonal({
+ source: o,
+ target: o
+ });
+ });
+
+ /// transition links to their new position
+ link.transition()
+ .duration(duration)
+ .attr("d", diagonal);
+
+ /// transition exiting nodes to the parent's new position
+ link.exit().transition()
+ .duration(duration)
+ .attr("d", function(d) {
+ var o = {
+ x: source.x,
+ y: source.y
+ };
+ return diagonal({
+ source: o,
+ target: o
+ });
+ })
+ .remove();
+
+ /// stash the old positions for transition
+ nodes.forEach(function(d) {
+ d.x0 = d.x;
+ d.y0 = d.y;
+ });
+
+ /// setup zoom listener
+ d3.select("svg")
+ .call(d3.behavior.zoom().scaleExtent([0.2, 5]).on("zoom", zoom));
+ }
+
+ /// make tooltip visible
+ function mouseover(d) {
+ if (d.nmodl) {
+ tooltip.text(d.nmodl);
+ } else {
+ tooltip.text(d.name);
+ }
+ d3.select('div.tooltip').
+ transition()
+ .delay(100)
+ .duration(300)
+ .style("opacity", 100)
+ .style('pointer-events', 'none')
+ return tooltip;
+ }
+
+ /// move tooltip with text as move moves
+ function mousemove(d) {
+ var height = Math.round(Number(tooltip.style('height').slice(0, -2)));
+ var top = (d3.event.pageY - (height / 2.0)) + "px";
+ var left = (d3.event.pageX + 15) + "px";
+ return tooltip.style("top", top).style("left", left);
+ }
+
+ /// hide tooltip if mouse goes out
+ function mouseout() {
+ d3.select('div.tooltip').
+ transition()
+ .delay(100)
+ .duration(300)
+ .style("opacity", 0)
+ .style('pointer-events', 'none');
+ return tooltip;
+ }
+
+ /// toggle children on click
+ function click(d, destnode, astRoot) {
+ if (d.children) {
+ d._children = d.children;
+ d.children = null;
+ } else {
+ d.children = d._children;
+ d._children = null;
+ }
+ drawTree(d, destnode, astRoot);
+ }
+
+ /// collapse nodes
+ function collapse(d) {
+ if (d.children) {
+ d._children = d.children;
+ d._children.forEach(collapse);
+ d.children = null;
+ }
+ }
+
+ /// collaprse ast to given depth
+ function collapseToDepth(node, depth) {
+ if (node.depth > depth) {
+ collapse(node);
+ }
+ if (node.depth <= depth) {
+ node.children = node.children || node._children;
+ }
+ if (!node.children) {
+ return;
+ }
+ node.children.forEach(function(n) {
+ collapseToDepth(n, depth);
+ });
+ }
+
+ /// zoom-in/out ast drawing area
+ function zoom() {
+ var scale = d3.event.scale;
+ d3.select(".treearea")
+ .attr("transform", "translate(" + centerX + "," + centerY + ") scale(" + scale + ")");
+ }
+}
+
+
+/// draw for the first time
+redrawAST();
+
+/// Redraw based on the new size whenever the browser window is resized
+window.addEventListener("resize", redrawAST);
diff --git a/src/config/config.cpp.in b/src/config/config.cpp.in
index 520169d4cb..c6158e1ddd 100644
--- a/src/config/config.cpp.in
+++ b/src/config/config.cpp.in
@@ -22,7 +22,3 @@ const std::string nmodl::Version::NMODL_VERSION = "@PROJECT_VERSION@";
*/
const std::vector nmodl::NrnUnitsLib::NRNUNITSLIB_PATH =
{"@CMAKE_INSTALL_PREFIX@/share/nrnunits.lib", "@PROJECT_SOURCE_DIR@/share/nrnunits.lib"};
-
- /// Path of nmodl examples
-const std::vector nmodl::Config::NMODL_EXAMPLE_PATH =
- {"@CMAKE_INSTALL_PREFIX@/share/example", "@PROJECT_SOURCE_DIR@/share/example"};
\ No newline at end of file
diff --git a/src/config/config.h b/src/config/config.h
index 6934550fd0..486f70e03f 100644
--- a/src/config/config.h
+++ b/src/config/config.h
@@ -60,22 +60,4 @@ struct NrnUnitsLib {
}
};
-/**
- * \brief Information about NMODL configurations (from share directory)
- */
-struct Config {
- /// directories with nmodl examples
- static const std::vector NMODL_EXAMPLE_PATH;
-
- /// Return path nmodl example directory
- static std::string get_nmodl_example_dir() {
- for (const auto& path: NMODL_EXAMPLE_PATH) {
- if (nmodl::utils::is_dir_exist(path)) {
- return path;
- }
- }
- throw std::runtime_error("Could not found nmodl example directory");
- }
-};
-
} // namespace nmodl
diff --git a/src/pybind/CMakeLists.txt b/src/pybind/CMakeLists.txt
index a31f1b1d1f..90495cb2e8 100644
--- a/src/pybind/CMakeLists.txt
+++ b/src/pybind/CMakeLists.txt
@@ -3,7 +3,7 @@
# =============================================================================
set_source_files_properties(${AUTO_GENERATED_FILES} PROPERTIES GENERATED TRUE)
-foreach(file ode.py dsl.py __init__.py)
+foreach(file ast.py config.py dsl.py ode.py symtab.py visitor.py __init__.py)
list(APPEND NMODL_PYTHON_FILES_IN ${PROJECT_SOURCE_DIR}/nmodl/${file})
list(APPEND NMODL_PYTHON_FILES_OUT ${PROJECT_BINARY_DIR}/nmodl/${file})
endforeach()
@@ -48,4 +48,4 @@ add_custom_command(OUTPUT ${NMODL_PYTHON_FILES_OUT}
# Install python binding components
# =============================================================================
install(TARGETS _nmodl DESTINATION lib/python/nmodl)
-install(DIRECTORY ${PROJECT_SOURCE_DIR}/nmodl DESTINATION lib/python/ FILES_MATCHING PATTERN "*.py")
+install(DIRECTORY ${CMAKE_BINARY_DIR}/nmodl DESTINATION lib/python/ FILES_MATCHING PATTERN "*.py")
diff --git a/src/pybind/pynmodl.cpp b/src/pybind/pynmodl.cpp
index 4a48d7dcf4..7bda1dbb16 100644
--- a/src/pybind/pynmodl.cpp
+++ b/src/pybind/pynmodl.cpp
@@ -36,10 +36,6 @@ namespace nmodl {
/** \brief docstring of Python exposed API */
namespace docstring {
-static const char* get_nmodl_example_dir = R"(
- Get directory with NMODL examples
-)";
-
static const char* driver = R"(
This is the NmodlDriver class documentation
)";
@@ -148,10 +144,6 @@ PYBIND11_MODULE(_nmodl, m_nmodl) {
m_nmodl.doc() = "NMODL : Source-to-Source Code Generation Framework";
m_nmodl.attr("__version__") = nmodl::Version::NMODL_VERSION;
- m_nmodl.def("example_dir",
- &nmodl::Config::get_nmodl_example_dir,
- nmodl::docstring::get_nmodl_example_dir);
-
py::class_ nmodl_driver(m_nmodl, "NmodlDriver", nmodl::docstring::driver);
nmodl_driver.def(py::init<>())
.def("parse_string",