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-rw-r--r--exercises/058_quiz7.zig28
-rw-r--r--exercises/059_integers.zig6
-rw-r--r--exercises/069_comptime4.zig2
-rw-r--r--exercises/075_quiz8.zig4
-rw-r--r--exercises/083_anonymous_lists.zig4
-rw-r--r--exercises/092_interfaces.zig2
-rw-r--r--patches/patches/024_errors4.patch2
-rw-r--r--patches/patches/059_integers.patch8
-rw-r--r--patches/patches/083_anonymous_lists.patch4
-rwxr-xr-xtools/check-exercises.py97
10 files changed, 127 insertions, 30 deletions
diff --git a/exercises/058_quiz7.zig b/exercises/058_quiz7.zig
index 3069710..1ceac5a 100644
--- a/exercises/058_quiz7.zig
+++ b/exercises/058_quiz7.zig
@@ -107,7 +107,7 @@ const Path = struct {
const a_paths = [_]Path{
Path{
.from = &a, // from: Archer's Point
- .to = &b, // to: Bridge
+ .to = &b, // to: Bridge
.dist = 2,
},
};
@@ -115,12 +115,12 @@ const a_paths = [_]Path{
const b_paths = [_]Path{
Path{
.from = &b, // from: Bridge
- .to = &a, // to: Archer's Point
+ .to = &a, // to: Archer's Point
.dist = 2,
},
Path{
.from = &b, // from: Bridge
- .to = &d, // to: Dogwood Grove
+ .to = &d, // to: Dogwood Grove
.dist = 1,
},
};
@@ -128,12 +128,12 @@ const b_paths = [_]Path{
const c_paths = [_]Path{
Path{
.from = &c, // from: Cottage
- .to = &d, // to: Dogwood Grove
+ .to = &d, // to: Dogwood Grove
.dist = 3,
},
Path{
.from = &c, // from: Cottage
- .to = &e, // to: East Pond
+ .to = &e, // to: East Pond
.dist = 2,
},
};
@@ -141,17 +141,17 @@ const c_paths = [_]Path{
const d_paths = [_]Path{
Path{
.from = &d, // from: Dogwood Grove
- .to = &b, // to: Bridge
+ .to = &b, // to: Bridge
.dist = 1,
},
Path{
.from = &d, // from: Dogwood Grove
- .to = &c, // to: Cottage
+ .to = &c, // to: Cottage
.dist = 3,
},
Path{
.from = &d, // from: Dogwood Grove
- .to = &f, // to: Fox Pond
+ .to = &f, // to: Fox Pond
.dist = 7,
},
};
@@ -159,20 +159,20 @@ const d_paths = [_]Path{
const e_paths = [_]Path{
Path{
.from = &e, // from: East Pond
- .to = &c, // to: Cottage
+ .to = &c, // to: Cottage
.dist = 2,
},
Path{
.from = &e, // from: East Pond
- .to = &f, // to: Fox Pond
- .dist = 1, // (one-way down a short waterfall!)
+ .to = &f, // to: Fox Pond
+ .dist = 1, // (one-way down a short waterfall!)
},
};
const f_paths = [_]Path{
Path{
.from = &f, // from: Fox Pond
- .to = &d, // to: Dogwood Grove
+ .to = &d, // to: Dogwood Grove
.dist = 7,
},
};
@@ -355,8 +355,8 @@ pub fn main() void {
// Here's where the hermit decides where he would like to go. Once
// you get the program working, try some different Places on the
// map!
- const start = &a; // Archer's Point
- const destination = &f; // Fox Pond
+ const start = &a; // Archer's Point
+ const destination = &f; // Fox Pond
// Store each Path array as a slice in each Place. As mentioned
// above, we needed to delay making these references to avoid
diff --git a/exercises/059_integers.zig b/exercises/059_integers.zig
index 5a6295d..a497efa 100644
--- a/exercises/059_integers.zig
+++ b/exercises/059_integers.zig
@@ -18,10 +18,10 @@
const print = @import("std").debug.print;
pub fn main() void {
- var zig = [_]u8 {
- 0o131, // octal
+ var zig = [_]u8{
+ 0o131, // octal
0b1101000, // binary
- 0x66, // hex
+ 0x66, // hex
};
print("{s} is cool.\n", .{zig});
diff --git a/exercises/069_comptime4.zig b/exercises/069_comptime4.zig
index 004a42c..f4c8bbb 100644
--- a/exercises/069_comptime4.zig
+++ b/exercises/069_comptime4.zig
@@ -16,7 +16,7 @@ const print = @import("std").debug.print;
pub fn main() void {
// Here we declare arrays of three different types and sizes
// at compile time from a function call. Neat!
- const s1 = makeSequence(u8, 3); // creates a [3]u8
+ const s1 = makeSequence(u8, 3); // creates a [3]u8
const s2 = makeSequence(u32, 5); // creates a [5]u32
const s3 = makeSequence(i64, 7); // creates a [7]i64
diff --git a/exercises/075_quiz8.zig b/exercises/075_quiz8.zig
index c2dbc1a..d54864c 100644
--- a/exercises/075_quiz8.zig
+++ b/exercises/075_quiz8.zig
@@ -151,8 +151,8 @@ const HermitsNotebook = struct {
};
pub fn main() void {
- const start = &a; // Archer's Point
- const destination = &f; // Fox Pond
+ const start = &a; // Archer's Point
+ const destination = &f; // Fox Pond
// We could either have this:
//
diff --git a/exercises/083_anonymous_lists.zig b/exercises/083_anonymous_lists.zig
index 838d40e..daaeaff 100644
--- a/exercises/083_anonymous_lists.zig
+++ b/exercises/083_anonymous_lists.zig
@@ -18,8 +18,8 @@ pub fn main() void {
//
// Don't change this part:
//
- // = .{'h', 'e', 'l', 'l', 'o'};
+ // = .{ 'h', 'e', 'l', 'l', 'o' };
//
- const hello = .{'h', 'e', 'l', 'l', 'o'};
+ const hello = .{ 'h', 'e', 'l', 'l', 'o' };
print("I say {s}!\n", .{hello});
}
diff --git a/exercises/092_interfaces.zig b/exercises/092_interfaces.zig
index 43f1119..5ac5768 100644
--- a/exercises/092_interfaces.zig
+++ b/exercises/092_interfaces.zig
@@ -99,7 +99,7 @@ pub fn main() !void {
var my_insects = [_]Insect{
Insect{ .ant = Ant{ .still_alive = true } },
Insect{ .bee = Bee{ .flowers_visited = 17 } },
- Insect{ .grasshopper = Grasshopper{ .distance_hopped = 32 }, },
+ Insect{ .grasshopper = Grasshopper{ .distance_hopped = 32 } },
};
std.debug.print("Daily Insect Report:\n", .{});
diff --git a/patches/patches/024_errors4.patch b/patches/patches/024_errors4.patch
index 5996a99..48e0821 100644
--- a/patches/patches/024_errors4.patch
+++ b/patches/patches/024_errors4.patch
@@ -5,6 +5,6 @@
> if (err == MyNumberError.TooSmall) {
> return 10;
> }
->
+>
> return err;
> };
diff --git a/patches/patches/059_integers.patch b/patches/patches/059_integers.patch
index 50a89a0..7075ebe 100644
--- a/patches/patches/059_integers.patch
+++ b/patches/patches/059_integers.patch
@@ -1,8 +1,8 @@
22,24c22,24
-< 0o131, // octal
+< 0o131, // octal
< 0b1101000, // binary
-< 0x66, // hex
+< 0x66, // hex
---
-> 0o132, // octal
+> 0o132, // octal
> 0b1101001, // binary
-> 0x67, // hex
+> 0x67, // hex
diff --git a/patches/patches/083_anonymous_lists.patch b/patches/patches/083_anonymous_lists.patch
index b981909..94b594b 100644
--- a/patches/patches/083_anonymous_lists.patch
+++ b/patches/patches/083_anonymous_lists.patch
@@ -1,4 +1,4 @@
23c23
-< const hello = .{'h', 'e', 'l', 'l', 'o'};
+< const hello = .{ 'h', 'e', 'l', 'l', 'o' };
---
-> const hello: [5]u8 = .{'h', 'e', 'l', 'l', 'o'};
+> const hello: [5]u8 = .{ 'h', 'e', 'l', 'l', 'o' };
diff --git a/tools/check-exercises.py b/tools/check-exercises.py
new file mode 100755
index 0000000..fa0b5cb
--- /dev/null
+++ b/tools/check-exercises.py
@@ -0,0 +1,97 @@
+#!/usr/bin/env python
+
+import difflib
+import io
+import os
+import os.path
+import subprocess
+import sys
+
+
+IGNORE = subprocess.DEVNULL
+PIPE = subprocess.PIPE
+
+EXERCISES_PATH = "exercises"
+HEALED_PATH = "patches/healed"
+PATCHES_PATH = "patches/patches"
+
+
+# Heals all the exercises.
+def heal():
+ maketree(HEALED_PATH)
+
+ with os.scandir(EXERCISES_PATH) as it:
+ for entry in it:
+ name = entry.name
+
+ original_path = entry.path
+ patch_path = os.path.join(PATCHES_PATH, patch_name(name))
+ output_path = os.path.join(HEALED_PATH, name)
+
+ patch(original_path, patch_path, output_path)
+
+
+# Yields all the healed exercises that are not correctly formatted.
+def check_healed():
+ term = subprocess.run(
+ ["zig", "fmt", "--check", HEALED_PATH], stdout=PIPE, text=True
+ )
+ if term.stdout == "" and term.returncode != 0:
+ term.check_returncode()
+
+ stream = io.StringIO(term.stdout)
+ for line in stream:
+ yield line.strip()
+
+
+def main():
+ heal()
+
+ # Show the unified diff between the original example and the correctly
+ # formatted one.
+ for i, original in enumerate(check_healed()):
+ if i > 0:
+ print()
+
+ name = os.path.basename(original)
+ print(f"checking exercise {name}...\n")
+
+ from_file = open(original)
+ to_file = zig_fmt_file(original)
+
+ diff = difflib.unified_diff(
+ from_file.readlines(), to_file.readlines(), name, name + "-fmt"
+ )
+ sys.stderr.writelines(diff)
+
+
+def maketree(path):
+ return os.makedirs(path, exist_ok=True)
+
+
+# Returns path with the patch extension.
+def patch_name(path):
+ name, _ = os.path.splitext(path)
+
+ return name + ".patch"
+
+
+# Applies patch to original, and write the file to output.
+def patch(original, patch, output):
+ subprocess.run(
+ ["patch", "-i", patch, "-o", output, original], stdout=IGNORE, check=True
+ )
+
+
+# Formats the Zig file at path, and returns the possibly reformatted file as a
+# file object.
+def zig_fmt_file(path):
+ with open(path) as stdin:
+ term = subprocess.run(
+ ["zig", "fmt", "--stdin"], stdin=stdin, stdout=PIPE, check=True, text=True
+ )
+
+ return io.StringIO(term.stdout)
+
+
+main()