Apply zig fmt to exercises

This commit is contained in:
Will Clardy 2021-02-15 16:55:44 -05:00
parent 97ae27435b
commit 238beb4a2d
37 changed files with 152 additions and 144 deletions

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@ -19,4 +19,3 @@ const std = @import("std");
fn main() void { fn main() void {
std.debug.print("Hello world!\n", .{}); std.debug.print("Hello world!\n", .{});
} }

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@ -46,6 +46,7 @@ pub fn main() void {
// Use the len property to get the length of the array: // Use the len property to get the length of the array:
const length = some_primes.???; const length = some_primes.???;
std.debug.print("First: {}, Fourth: {}, Length: {}\n", std.debug.print("First: {}, Fourth: {}, Length: {}\n", .{
.{first, fourth, length}); first, fourth, length,
});
} }

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@ -34,7 +34,6 @@ pub fn main() void {
// That's all the problems. Let's see our results: // That's all the problems. Let's see our results:
std.debug.print("d={u} {s}{s}\n", .{ d, laugh, major_tom }); std.debug.print("d={u} {s}{s}\n", .{ d, laugh, major_tom });
//
// Keen eyes will notice that we've put 'u' and 's' inside the '{}' // Keen eyes will notice that we've put 'u' and 's' inside the '{}'
// placeholders in the format string above. This tells the // placeholders in the format string above. This tells the
// print() function to format the values as a UTF-8 character and // print() function to format the values as a UTF-8 character and

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@ -14,4 +14,3 @@ pub fn main() void {
std.debug.print("With the discount, the price is ${}.\n", .{price}); std.debug.print("With the discount, the price is ${}.\n", .{price});
} }

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@ -23,6 +23,5 @@ pub fn main() void {
std.debug.print("The End.\n", .{}); std.debug.print("The End.\n", .{});
} }
//
// Note that "for" loops also work on things called "slices" // Note that "for" loops also work on things called "slices"
// which we'll see later. // which we'll see later.

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@ -23,7 +23,6 @@ pub fn main() void {
std.debug.print("Answer to the Ultimate Question: {}\n", .{answer}); std.debug.print("Answer to the Ultimate Question: {}\n", .{answer});
} }
//
// Please define the deepThought() function below. // Please define the deepThought() function below.
// //
// We're just missing a couple things. One thing we're NOT missing is the // We're just missing a couple things. One thing we're NOT missing is the

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@ -18,7 +18,6 @@ pub fn main() void {
}); });
} }
//
// Please give this function the correct input parameter(s). // Please give this function the correct input parameter(s).
// You'll need to figure out the parameter name and type that we're // You'll need to figure out the parameter name and type that we're
// expecting. The output type has already been specified for you. // expecting. The output type has already been specified for you.

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@ -14,7 +14,6 @@ pub fn main() void {
std.debug.print("\n", .{}); std.debug.print("\n", .{});
} }
//
// You won't see this every day: a function that takes an array with // You won't see this every day: a function that takes an array with
// exactly four u16 numbers. This is not how you would normally pass // exactly four u16 numbers. This is not how you would normally pass
// an array to a function. We'll learn about slices and pointers in // an array to a function. We'll learn about slices and pointers in
@ -28,7 +27,6 @@ fn printPowersOfTwo(numbers: [4]u16) ??? {
} }
} }
//
// This function bears a striking resemblance to twoToThe() in the last // This function bears a striking resemblance to twoToThe() in the last
// exercise. But don't be fooled! This one does the math without the aid // exercise. But don't be fooled! This one does the math without the aid
// of the standard library! // of the standard library!

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@ -27,4 +27,3 @@ pub fn main() void {
std.debug.print("I compiled!", .{}); std.debug.print("I compiled!", .{});
} }

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@ -37,7 +37,9 @@ pub fn main() void {
// detectProblems() Returns the number or an error. // detectProblems() Returns the number or an error.
// //
fn makeJustRight(n: u32) MyNumberError!u32 { fn makeJustRight(n: u32) MyNumberError!u32 {
return fixTooBig(n) catch |err| { return err; }; return fixTooBig(n) catch |err| {
return err;
};
} }
fn fixTooBig(n: u32) MyNumberError!u32 { fn fixTooBig(n: u32) MyNumberError!u32 {
@ -65,4 +67,3 @@ fn detectProblems(n: u32) MyNumberError!u32 {
if (n > 20) return MyNumberError.TooBig; if (n > 20) return MyNumberError.TooBig;
return n; return n;
} }

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@ -23,7 +23,6 @@ pub fn main() void {
} }
fn addFive(n: u32) MyNumberError!u32 { fn addFive(n: u32) MyNumberError!u32 {
//
// This function needs to return any error which might come back from detect(). // This function needs to return any error which might come back from detect().
// Please use a "try" statement rather than a "catch". // Please use a "try" statement rather than a "catch".
// //
@ -37,4 +36,3 @@ fn detect(n: u32) MyNumberError!u32 {
if (n > 20) return MyNumberError.TooBig; if (n > 20) return MyNumberError.TooBig;
return n; return n;
} }

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@ -9,7 +9,6 @@ pub fn main() void {
for (animals) |a| printAnimal(a); for (animals) |a| printAnimal(a);
std.debug.print("done.\n", .{}); std.debug.print("done.\n", .{});
} }
@ -21,9 +20,18 @@ fn printAnimal(animal: u8) void {
std.debug.print(") ", .{}); // <---- how!? std.debug.print(") ", .{}); // <---- how!?
if (animal == 'g'){ std.debug.print("Goat", .{}); return; } if (animal == 'g') {
if (animal == 'c'){ std.debug.print("Cat", .{}); return; } std.debug.print("Goat", .{});
if (animal == 'd'){ std.debug.print("Dog", .{}); return; } return;
}
if (animal == 'c') {
std.debug.print("Cat", .{});
return;
}
if (animal == 'd') {
std.debug.print("Dog", .{});
return;
}
std.debug.print("Unknown", .{}); std.debug.print("Unknown", .{});
} }

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@ -15,7 +15,6 @@
// //
const std = @import("std"); const std = @import("std");
//
var counter: u32 = 0; var counter: u32 = 0;
const MyErr = error{ GetFail, IncFail }; const MyErr = error{ GetFail, IncFail };

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@ -26,9 +26,15 @@ pub fn main() void {
for (operations) |op| { for (operations) |op| {
switch (op) { switch (op) {
1 => { current_value += 1; }, 1 => {
2 => { current_value -= 1; }, current_value += 1;
3 => { current_value *= current_value; }, },
2 => {
current_value -= 1;
},
3 => {
current_value *= current_value;
},
} }
std.debug.print("{} ", .{current_value}); std.debug.print("{} ", .{current_value});

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@ -29,16 +29,22 @@ pub fn main() void {
Ops.inc, Ops.inc,
Ops.pow, Ops.pow,
Ops.dec, Ops.dec,
Ops.dec Ops.dec,
}; };
var current_value: u32 = 0; var current_value: u32 = 0;
for (operations) |op| { for (operations) |op| {
switch (op) { switch (op) {
Ops.inc => { current_value += 1; }, Ops.inc => {
Ops.dec => { current_value -= 1; }, current_value += 1;
Ops.pow => { current_value *= current_value; }, },
Ops.dec => {
current_value -= 1;
},
Ops.pow => {
current_value *= current_value;
},
// No "else" needed! Why is that? // No "else" needed! Why is that?
} }

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@ -54,6 +54,6 @@ pub fn main() void {
std.debug.print("Your wizard has {} health and {} gold.", .{ std.debug.print("Your wizard has {} health and {} gold.", .{
glorp_the_wise.health, glorp_the_wise.health,
glorp_the_wise.gold glorp_the_wise.gold,
}); });
} }

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@ -45,7 +45,8 @@ pub fn main() void {
// Printing all RPG characters in a loop: // Printing all RPG characters in a loop:
for (chars) |c, num| { for (chars) |c, num| {
std.debug.print("Character {} - G:{} H:{} XP:{}\n", std.debug.print("Character {} - G:{} H:{} XP:{}\n", .{
.{num+1, c.gold, c.health, c.experience}); num + 1, c.gold, c.health, c.experience,
});
} }
} }

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@ -12,7 +12,6 @@ pub fn main() void {
makeFive(&num); makeFive(&num);
std.debug.print("num: {}, ", .{num}); std.debug.print("num: {}, ", .{num});
// Now something interesting. Let's pass a reference to a // Now something interesting. Let's pass a reference to a
// specific array value: // specific array value:
makeFive(&more_nums[2]); makeFive(&more_nums[2]);

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@ -44,7 +44,7 @@ const Class = enum{
const Character = struct { const Character = struct {
class: Class, class: Class,
gold: u32, gold: u32,
health: u8 = 100, // <--- You can also fields a default value! health: u8 = 100, // <--- You can also provide fields a default value!
experience: u32, experience: u32,
}; };
@ -60,7 +60,6 @@ pub fn main() void {
printCharacter(???); printCharacter(???);
} }
// Note how this function's "c" parameter is a pointer to a Character struct. // Note how this function's "c" parameter is a pointer to a Character struct.
fn printCharacter(c: *Character) void { fn printCharacter(c: *Character) void {

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@ -39,7 +39,6 @@ fn deepThought() ?u8 {
// But we'll leave this as-is. Sorry Deep Thought. // But we'll leave this as-is. Sorry Deep Thought.
return null; return null;
} }
//
// Blast from the past: // Blast from the past:
// //
// Optionals are a lot like error union types which can either // Optionals are a lot like error union types which can either