fix typo (#11010)

Author: 0-v-0

std/algorithm/searching.d

@@ -2163,7 +2163,7 @@ if (isForwardRange!R1 && isForwardRange!R2
             return haystack[haystack.length .. haystack.length];
         }
         // Optimization in case the ranges are both SortedRanges.
-        // Binary search can be used to find the first occurence
+        // Binary search can be used to find the first occurrence
         // of the first element of the needle in haystack.
         // When it is found O(walklength(needle)) steps are performed.
         // https://issues.dlang.org/show_bug.cgi?id=8829 enhancement

std/array.d

@@ -2356,7 +2356,7 @@ if (isInputRange!RoR &&
                     emplaceRef(result[len++], e);
             }
             assert(len == result.length, format!
-                    "len %s must equal result.lenght %s"(len, result.length));
+                    "len %s must equal result.length %s"(len, result.length));
             return (() @trusted => cast(RetType) result)();
         }
     }

std/conv.d

@@ -1051,7 +1051,7 @@ if (!(is(S : T) &&
     {
         import std.array : appender;
         // other string-to-string
-        //Use Appender directly instead of toStr, which also uses a formatedWrite
+        // Use Appender directly instead of toStr, which also uses a formattedWrite
         auto w = appender!T();
         w.put(value);
         return w.data;

std/logger/core.d

@@ -2522,7 +2522,7 @@ version (StdUnittest) private void testFuncNames(Logger logger) @safe
                                             ~ format(" gllOff(%s) llOff(%s) " ~
                                                 "llVSgll(%s) tllVSll(%s) " ~
                                                 "tllOff(%s) condFalse(%s) "
-                                                ~ "shoudlLog(%s)",
+                                                ~ "shouldLog(%s)",
                                                 gll != LogLevel.off,
                                                 ll != LogLevel.off, llVSgll,
                                                 tllVSll, tllOff, condFalse,

std/math/rounding.d

@@ -959,7 +959,7 @@ T floorImpl(T)(const T x) @trusted pure nothrow @nogc
 
             if ((y.vi & fraction_mask) != 0)
             {
-                // If 'x' is negative, then first substract (1.0 - T.epsilon) from the value.
+                // If 'x' is negative, then first subtract (1.0 - T.epsilon) from the value.
                 if (y.vi >> sign_shift)
                     y.vi += fraction_mask;
                 y.vi &= ~fraction_mask;

std/process.d

@@ -469,7 +469,7 @@ private:
                 if (lenRead == 0)
                 {
                     immutable err = GetLastError();
-                    if (err == NO_ERROR) // sucessfully read a 0-length variable
+                    if (err == NO_ERROR) // successfully read a 0-length variable
                         return sink("");
                     if (err == ERROR_ENVVAR_NOT_FOUND) // variable didn't exist
                         return sink(null);

std/stdio.d

@@ -4967,7 +4967,7 @@ struct lines
             }
         }
         // can only reach when _FGETC returned -1
-        if (!f.eof) throw new StdioException("Error in reading file"); // error occured
+        if (!f.eof) throw new StdioException("Error in reading file"); // error occurred
         return result;
     }
 }
@@ -5201,7 +5201,7 @@ private struct ChunksImpl
             assert(r <= size);
             if (r != size)
             {
-                // error occured
+                // error occurred
                 if (!f.eof) throw new StdioException(null);
                 buffer.length = r;
             }

std/uuid.d

@@ -2012,7 +2012,7 @@ public class UUIDParsingException : Exception
         this.input = input;
         this.position = pos;
         this.reason = why;
-        string message = format("An error occured in the UUID parser: %s\n" ~
+        string message = format("An error occurred in the UUID parser: %s\n" ~
           " * Input:\t'%s'\n * Position:\t%s", msg, replace(replace(input,
           "\r", "\\r"), "\n", "\\n"), pos);
         super(message, file, line, next);

std/variant.d

@@ -680,7 +680,7 @@ switchStmtTupAssign:
                         static if (is(A == U[n], U, size_t n))
                             auto p = cast(A*) (new U[n]).ptr;
                         else
-                            // object will be intialized later. Using malloc in case `this()` is disabled
+                            // object will be initialized later. Using malloc in case `this()` is disabled
                             A* p = cast(A*) GC.malloc(A.sizeof, 0, typeid(A));
                         // Emplace will run the postblit of `A` us, no need to do it manually, then
                         copyEmplace(*zis, *p);
@@ -790,7 +790,7 @@ public:
                 static if (is(T == U[n], U, size_t n))
                     T* p = cast(T*) (new U[n]).ptr;
                 else
-                    // object will be intialized later. Using malloc in case `this()` is disabled
+                    // object will be initialized later. Using malloc in case `this()` is disabled
                     T* p = cast(T*) GC.malloc(T.sizeof, 0, typeid(T));
                 copyEmplace(rhs, *p);
                 *(cast(T**) &store) = p;